import org.eclipse.core.runtime.Path;
public class State {
-// NOTE: this state cannot contain types that are not defined in this project
-
-String javaProjectName;
-ClasspathMultiDirectory[] sourceLocations;
-//ClasspathLocation[] binaryLocations;
-// keyed by the project relative path of the type (ie. "src1/p1/p2/A.java"), value is a ReferenceCollection or an AdditionalTypeCollection
-SimpleLookupTable references;
-// keyed by qualified type name "p1/p2/A", value is the project relative path which defines this type "src1/p1/p2/A.java"
-SimpleLookupTable typeLocators;
-
-int buildNumber;
-long lastStructuralBuildTime;
-SimpleLookupTable structuralBuildTimes;
-
-private String[] knownPackageNames; // of the form "p1/p2"
-
-static final byte VERSION = 0x0007;
-
-static final byte SOURCE_FOLDER = 1;
-static final byte BINARY_FOLDER = 2;
-static final byte EXTERNAL_JAR = 3;
-static final byte INTERNAL_JAR = 4;
-
-State() {
-}
-
-protected State(PHPBuilder javaBuilder) {
- this.knownPackageNames = null;
- this.javaProjectName = javaBuilder.currentProject.getName();
- this.sourceLocations = javaBuilder.nameEnvironment.sourceLocations;
-// this.binaryLocations = javaBuilder.nameEnvironment.binaryLocations;
- this.references = new SimpleLookupTable(7);
- this.typeLocators = new SimpleLookupTable(7);
-
- this.buildNumber = 0; // indicates a full build
- this.lastStructuralBuildTime = System.currentTimeMillis();
- this.structuralBuildTimes = new SimpleLookupTable(3);
-}
-
-void copyFrom(State lastState) {
- try {
- this.knownPackageNames = null;
- this.buildNumber = lastState.buildNumber + 1;
- this.lastStructuralBuildTime = lastState.lastStructuralBuildTime;
- this.references = (SimpleLookupTable) lastState.references.clone();
- this.typeLocators = (SimpleLookupTable) lastState.typeLocators.clone();
- } catch (CloneNotSupportedException e) {
- this.references = new SimpleLookupTable(lastState.references.elementSize);
- Object[] keyTable = lastState.references.keyTable;
- Object[] valueTable = lastState.references.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++)
- if (keyTable[i] != null)
- this.references.put(keyTable[i], valueTable[i]);
-
- this.typeLocators = new SimpleLookupTable(lastState.typeLocators.elementSize);
- keyTable = lastState.typeLocators.keyTable;
- valueTable = lastState.typeLocators.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++)
- if (keyTable[i] != null)
- this.typeLocators.put(keyTable[i], valueTable[i]);
- }
-}
-
-char[][] getDefinedTypeNamesFor(String typeLocator) {
- Object c = references.get(typeLocator);
- if (c instanceof AdditionalTypeCollection)
- return ((AdditionalTypeCollection) c).definedTypeNames;
- return null; // means only one type is defined with the same name as the file... saves space
-}
-
-boolean isDuplicateLocator(String qualifiedTypeName, String typeLocator) {
- String existing = (String) typeLocators.get(qualifiedTypeName);
- return existing != null && !existing.equals(typeLocator);
-}
-
-boolean isKnownPackage(String qualifiedPackageName) {
- if (knownPackageNames == null) {
- ArrayList names = new ArrayList(typeLocators.elementSize);
- Object[] keyTable = typeLocators.keyTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- String packageName = (String) keyTable[i]; // is a type name of the form p1/p2/A
- int last = packageName.lastIndexOf('/');
- packageName = last == -1 ? null : packageName.substring(0, last);
- while (packageName != null && !names.contains(packageName)) {
- names.add(packageName);
- last = packageName.lastIndexOf('/');
- packageName = last == -1 ? null : packageName.substring(0, last);
- }
- }
- }
- knownPackageNames = new String[names.size()];
- names.toArray(knownPackageNames);
- }
- for (int i = 0, l = knownPackageNames.length; i < l; i++)
- if (knownPackageNames[i].equals(qualifiedPackageName))
- return true;
- return false;
-}
-
-void record(String typeLocator, char[][][] qualifiedRefs, char[][] simpleRefs, char[] mainTypeName, ArrayList typeNames) {
- if (typeNames.size() == 1 && CharOperation.equals(mainTypeName, (char[]) typeNames.get(0))) {
- references.put(typeLocator, new ReferenceCollection(qualifiedRefs, simpleRefs));
- } else {
- char[][] definedTypeNames = new char[typeNames.size()][]; // can be empty when no types are defined
- typeNames.toArray(definedTypeNames);
- references.put(typeLocator, new AdditionalTypeCollection(definedTypeNames, qualifiedRefs, simpleRefs));
- }
-}
-
-void recordLocatorForType(String qualifiedTypeName, String typeLocator) {
- this.knownPackageNames = null;
- typeLocators.put(qualifiedTypeName, typeLocator);
-}
-
-void recordStructuralDependency(IProject prereqProject, State prereqState) {
- if (prereqState != null)
- structuralBuildTimes.put(prereqProject.getName(), new Long(prereqState.lastStructuralBuildTime));
-}
-
-void removeLocator(String typeLocatorToRemove) {
- this.knownPackageNames = null;
- references.removeKey(typeLocatorToRemove);
- typeLocators.removeValue(typeLocatorToRemove);
-}
-
-void removePackage(IResourceDelta sourceDelta) {
- IResource resource = sourceDelta.getResource();
- switch(resource.getType()) {
- case IResource.FOLDER :
- IResourceDelta[] children = sourceDelta.getAffectedChildren();
- for (int i = 0, l = children.length; i < l; i++)
- removePackage(children[i]);
- return;
- case IResource.FILE :
- IPath typeLocatorPath = resource.getProjectRelativePath();
- if (Util.isJavaFileName(typeLocatorPath.lastSegment()))
- removeLocator(typeLocatorPath.toString());
- }
-}
-
-void removeQualifiedTypeName(String qualifiedTypeNameToRemove) {
- this.knownPackageNames = null;
- typeLocators.removeKey(qualifiedTypeNameToRemove);
-}
-
-static State read(IProject project, DataInputStream in) throws IOException {
- if (PHPBuilder.DEBUG)
- System.out.println("About to read state..."); //$NON-NLS-1$
- if (VERSION != in.readByte()) {
- if (PHPBuilder.DEBUG)
- System.out.println("Found non-compatible state version... answered null"); //$NON-NLS-1$
- return null;
- }
-
- State newState = new State();
- newState.javaProjectName = in.readUTF();
- if (!project.getName().equals(newState.javaProjectName)) {
- if (PHPBuilder.DEBUG)
- System.out.println("Project's name does not match... answered null"); //$NON-NLS-1$
- return null;
- }
- newState.buildNumber = in.readInt();
- newState.lastStructuralBuildTime = in.readLong();
-
- int length = in.readInt();
- newState.sourceLocations = new ClasspathMultiDirectory[0];
-// newState.sourceLocations = new ClasspathMultiDirectory[length];
-// for (int i = 0; i < length; i++) {
-// IContainer sourceFolder = project, outputFolder = project;
-// String folderName;
-// if ((folderName = in.readUTF()).length() > 0) sourceFolder = project.getFolder(folderName);
-// if ((folderName = in.readUTF()).length() > 0) outputFolder = project.getFolder(folderName);
-// ClasspathMultiDirectory md =
-// (ClasspathMultiDirectory) ClasspathLocation.forSourceFolder(sourceFolder, outputFolder, readNames(in));
-// if (in.readBoolean())
-// md.hasIndependentOutputFolder = true;
-// newState.sourceLocations[i] = md;
-// }
-
- length = in.readInt();
-// newState.binaryLocations = new ClasspathLocation[length];
-// IWorkspaceRoot root = project.getWorkspace().getRoot();
-// for (int i = 0; i < length; i++) {
-// switch (in.readByte()) {
-// case SOURCE_FOLDER :
-// newState.binaryLocations[i] = newState.sourceLocations[in.readInt()];
-// break;
-// case BINARY_FOLDER :
-// IPath path = new Path(in.readUTF());
-// IContainer outputFolder = path.segmentCount() == 1
-// ? (IContainer) root.getProject(path.toString())
-// : (IContainer) root.getFolder(path);
-// newState.binaryLocations[i] = ClasspathLocation.forBinaryFolder(outputFolder, in.readBoolean());
-// break;
-// case EXTERNAL_JAR :
-// newState.binaryLocations[i] = ClasspathLocation.forLibrary(in.readUTF());
-// break;
-// case INTERNAL_JAR :
-// newState.binaryLocations[i] = ClasspathLocation.forLibrary(root.getFile(new Path(in.readUTF())));
-// }
-// }
-
- newState.structuralBuildTimes = new SimpleLookupTable(length = in.readInt());
- for (int i = 0; i < length; i++)
- newState.structuralBuildTimes.put(in.readUTF(), new Long(in.readLong()));
-
- String[] internedTypeLocators = new String[length = in.readInt()];
- for (int i = 0; i < length; i++)
- internedTypeLocators[i] = in.readUTF();
-
- newState.typeLocators = new SimpleLookupTable(length = in.readInt());
- for (int i = 0; i < length; i++)
- newState.typeLocators.put(in.readUTF(), internedTypeLocators[in.readInt()]);
-
- char[][] internedSimpleNames = ReferenceCollection.internSimpleNames(readNames(in), false);
- char[][][] internedQualifiedNames = new char[length = in.readInt()][][];
- for (int i = 0; i < length; i++) {
- int qLength = in.readInt();
- char[][] qName = new char[qLength][];
- for (int j = 0; j < qLength; j++)
- qName[j] = internedSimpleNames[in.readInt()];
- internedQualifiedNames[i] = qName;
- }
- internedQualifiedNames = ReferenceCollection.internQualifiedNames(internedQualifiedNames);
-
- newState.references = new SimpleLookupTable(length = in.readInt());
- for (int i = 0; i < length; i++) {
- String typeLocator = internedTypeLocators[in.readInt()];
- ReferenceCollection collection = null;
- switch (in.readByte()) {
- case 1 :
- char[][] additionalTypeNames = readNames(in);
- char[][][] qualifiedNames = new char[in.readInt()][][];
- for (int j = 0, m = qualifiedNames.length; j < m; j++)
- qualifiedNames[j] = internedQualifiedNames[in.readInt()];
- char[][] simpleNames = new char[in.readInt()][];
- for (int j = 0, m = simpleNames.length; j < m; j++)
- simpleNames[j] = internedSimpleNames[in.readInt()];
- collection = new AdditionalTypeCollection(additionalTypeNames, qualifiedNames, simpleNames);
- break;
- case 2 :
- char[][][] qNames = new char[in.readInt()][][];
- for (int j = 0, m = qNames.length; j < m; j++)
- qNames[j] = internedQualifiedNames[in.readInt()];
- char[][] sNames = new char[in.readInt()][];
- for (int j = 0, m = sNames.length; j < m; j++)
- sNames[j] = internedSimpleNames[in.readInt()];
- collection = new ReferenceCollection(qNames, sNames);
- }
- newState.references.put(typeLocator, collection);
- }
- if (PHPBuilder.DEBUG)
- System.out.println("Successfully read state for " + newState.javaProjectName); //$NON-NLS-1$
- return newState;
-}
-
-private static char[][] readNames(DataInputStream in) throws IOException {
- int length = in.readInt();
- char[][] names = new char[length][];
- for (int i = 0; i < length; i++) {
- int nLength = in.readInt();
- char[] name = new char[nLength];
- for (int j = 0; j < nLength; j++)
- name[j] = in.readChar();
- names[i] = name;
- }
- return names;
-}
-
-void tagAsNoopBuild() {
- this.buildNumber = -1; // tag the project since it has no source folders and can be skipped
-}
-
-boolean wasNoopBuild() {
- return buildNumber == -1;
-}
-
-void tagAsStructurallyChanged() {
- this.lastStructuralBuildTime = System.currentTimeMillis();
-}
-
-boolean wasStructurallyChanged(IProject prereqProject, State prereqState) {
- if (prereqState != null) {
- Object o = structuralBuildTimes.get(prereqProject.getName());
- long previous = o == null ? 0 : ((Long) o).longValue();
- if (previous == prereqState.lastStructuralBuildTime) return false;
- }
- return true;
-}
-
-void write(DataOutputStream out) throws IOException {
- int length;
- Object[] keyTable;
- Object[] valueTable;
-
-/*
- * byte VERSION
- * String project name
- * int build number
- * int last structural build number
-*/
- out.writeByte(VERSION);
- out.writeUTF(javaProjectName);
- out.writeInt(buildNumber);
- out.writeLong(lastStructuralBuildTime);
-
-/*
- * ClasspathMultiDirectory[]
- * int id
- * String path(s)
-*/
- out.writeInt(length = sourceLocations.length);
- for (int i = 0; i < length; i++) {
- ClasspathMultiDirectory md = sourceLocations[i];
- out.writeUTF(md.sourceFolder.getProjectRelativePath().toString());
- out.writeUTF(md.binaryFolder.getProjectRelativePath().toString());
- writeNames(md.exclusionPatterns, out);
- out.writeBoolean(md.hasIndependentOutputFolder);
- }
-
-/*
- * ClasspathLocation[]
- * int id
- * String path(s)
-*/
-// out.writeInt(length = binaryLocations.length);
-// next : for (int i = 0; i < length; i++) {
-// ClasspathLocation c = binaryLocations[i];
-// if (c instanceof ClasspathMultiDirectory) {
-// out.writeByte(SOURCE_FOLDER);
-// for (int j = 0, m = sourceLocations.length; j < m; j++) {
-// if (sourceLocations[j] == c) {
-// out.writeInt(j);
-// continue next;
-// }
-// }
-// } else if (c instanceof ClasspathDirectory) {
-// out.writeByte(BINARY_FOLDER);
-// ClasspathDirectory cd = (ClasspathDirectory) c;
-// out.writeUTF(cd.binaryFolder.getFullPath().toString());
-// out.writeBoolean(cd.isOutputFolder);
-// } else {
-// ClasspathJar jar = (ClasspathJar) c;
-// if (jar.resource == null) {
-// out.writeByte(EXTERNAL_JAR);
-// out.writeUTF(jar.zipFilename);
-// } else {
-// out.writeByte(INTERNAL_JAR);
-// out.writeUTF(jar.resource.getFullPath().toString());
-// }
-// }
-// }
-
-/*
- * Structural build numbers table
- * String prereq project name
- * int last structural build number
-*/
- out.writeInt(length = structuralBuildTimes.elementSize);
- if (length > 0) {
- keyTable = structuralBuildTimes.keyTable;
- valueTable = structuralBuildTimes.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- length--;
- out.writeUTF((String) keyTable[i]);
- out.writeLong(((Long) valueTable[i]).longValue());
- }
- }
- if (PHPBuilder.DEBUG && length != 0)
- System.out.println("structuralBuildNumbers table is inconsistent"); //$NON-NLS-1$
- }
-
-/*
- * String[] Interned type locators
- */
- out.writeInt(length = references.elementSize);
- ArrayList internedTypeLocators = new ArrayList(length);
- if (length > 0) {
- keyTable = references.keyTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- length--;
- String key = (String) keyTable[i];
- out.writeUTF(key);
- internedTypeLocators.add(key);
- }
- }
- if (PHPBuilder.DEBUG && length != 0)
- System.out.println("references table is inconsistent"); //$NON-NLS-1$
- }
-
-/*
- * Type locators table
- * String type name
- * int interned locator id
- */
- out.writeInt(length = typeLocators.elementSize);
- if (length > 0) {
- keyTable = typeLocators.keyTable;
- valueTable = typeLocators.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- length--;
- out.writeUTF((String) keyTable[i]);
- out.writeInt(internedTypeLocators.indexOf((String) valueTable[i]));
- }
- }
- if (PHPBuilder.DEBUG && length != 0)
- System.out.println("typeLocators table is inconsistent"); //$NON-NLS-1$
- }
-
-/*
- * char[][][] Interned qualified names
- * char[][] Interned simple names
- */
- ArrayList internedQualifiedNames = new ArrayList(31);
- ArrayList internedSimpleNames = new ArrayList(31);
- valueTable = references.valueTable;
- for (int i = 0, l = valueTable.length; i < l; i++) {
- if (valueTable[i] != null) {
- ReferenceCollection collection = (ReferenceCollection) valueTable[i];
- char[][][] qNames = collection.qualifiedNameReferences;
- for (int j = 0, m = qNames.length; j < m; j++) {
- char[][] qName = qNames[j];
- if (!internedQualifiedNames.contains(qName)) { // remember the names have been interned
- internedQualifiedNames.add(qName);
- for (int k = 0, n = qName.length; k < n; k++) {
- char[] sName = qName[k];
- if (!internedSimpleNames.contains(sName)) // remember the names have been interned
- internedSimpleNames.add(sName);
- }
- }
- }
- char[][] sNames = collection.simpleNameReferences;
- for (int j = 0, m = sNames.length; j < m; j++) {
- char[] sName = sNames[j];
- if (!internedSimpleNames.contains(sName)) // remember the names have been interned
- internedSimpleNames.add(sName);
- }
- }
- }
- char[][] internedArray = new char[internedSimpleNames.size()][];
- internedSimpleNames.toArray(internedArray);
- writeNames(internedArray, out);
- // now write the interned qualified names as arrays of interned simple names
- out.writeInt(length = internedQualifiedNames.size());
- for (int i = 0; i < length; i++) {
- char[][] qName = (char[][]) internedQualifiedNames.get(i);
- int qLength = qName.length;
- out.writeInt(qLength);
- for (int j = 0; j < qLength; j++)
- out.writeInt(internedSimpleNames.indexOf(qName[j]));
- }
-
-/*
- * References table
- * int interned locator id
- * ReferenceCollection
-*/
- out.writeInt(length = references.elementSize);
- if (length > 0) {
- keyTable = references.keyTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- length--;
- out.writeInt(internedTypeLocators.indexOf((String) keyTable[i]));
- ReferenceCollection collection = (ReferenceCollection) valueTable[i];
- if (collection instanceof AdditionalTypeCollection) {
- out.writeByte(1);
- AdditionalTypeCollection atc = (AdditionalTypeCollection) collection;
- writeNames(atc.definedTypeNames, out);
- } else {
- out.writeByte(2);
- }
- char[][][] qNames = collection.qualifiedNameReferences;
- int qLength = qNames.length;
- out.writeInt(qLength);
- for (int j = 0; j < qLength; j++)
- out.writeInt(internedQualifiedNames.indexOf(qNames[j]));
- char[][] sNames = collection.simpleNameReferences;
- int sLength = sNames.length;
- out.writeInt(sLength);
- for (int j = 0; j < sLength; j++)
- out.writeInt(internedSimpleNames.indexOf(sNames[j]));
- }
- }
- if (PHPBuilder.DEBUG && length != 0)
- System.out.println("references table is inconsistent"); //$NON-NLS-1$
- }
-}
-
-private void writeNames(char[][] names, DataOutputStream out) throws IOException {
- int length = names == null ? 0 : names.length;
- out.writeInt(length);
- for (int i = 0; i < length; i++) {
- char[] name = names[i];
- int nLength = name.length;
- out.writeInt(nLength);
- for (int j = 0; j < nLength; j++)
- out.writeChar(name[j]);
- }
-}
-
-/**
- * Returns a string representation of the receiver.
- */
-public String toString() {
- return "State for " + javaProjectName //$NON-NLS-1$
- + " (#" + buildNumber //$NON-NLS-1$
- + " @ " + new Date(lastStructuralBuildTime) //$NON-NLS-1$
- + ")"; //$NON-NLS-1$
-}
-
-/* Debug helper
-void dump() {
- System.out.println("State for " + javaProjectName + " (" + buildNumber + " @ " + new Date(lastStructuralBuildTime) + ")");
- System.out.println("\tClass path source locations:");
- for (int i = 0, l = sourceLocations.length; i < l; i++)
- System.out.println("\t\t" + sourceLocations[i]);
- System.out.println("\tClass path binary locations:");
- for (int i = 0, l = binaryLocations.length; i < l; i++)
- System.out.println("\t\t" + binaryLocations[i]);
-
- System.out.print("\tStructural build numbers table:");
- if (structuralBuildTimes.elementSize == 0) {
- System.out.print(" <empty>");
- } else {
- Object[] keyTable = structuralBuildTimes.keyTable;
- Object[] valueTable = structuralBuildTimes.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++)
- if (keyTable[i] != null)
- System.out.print("\n\t\t" + keyTable[i].toString() + " -> " + valueTable[i].toString());
- }
-
- System.out.print("\tType locators table:");
- if (typeLocators.elementSize == 0) {
- System.out.print(" <empty>");
- } else {
- Object[] keyTable = typeLocators.keyTable;
- Object[] valueTable = typeLocators.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++)
- if (keyTable[i] != null)
- System.out.print("\n\t\t" + keyTable[i].toString() + " -> " + valueTable[i].toString());
- }
-
- System.out.print("\n\tReferences table:");
- if (references.elementSize == 0) {
- System.out.print(" <empty>");
- } else {
- Object[] keyTable = references.keyTable;
- Object[] valueTable = references.valueTable;
- for (int i = 0, l = keyTable.length; i < l; i++) {
- if (keyTable[i] != null) {
- System.out.print("\n\t\t" + keyTable[i].toString());
- ReferenceCollection c = (ReferenceCollection) valueTable[i];
- char[][][] qRefs = c.qualifiedNameReferences;
- System.out.print("\n\t\t\tqualified:");
- if (qRefs.length == 0)
- System.out.print(" <empty>");
- else for (int j = 0, m = qRefs.length; j < m; j++)
- System.out.print(" '" + CharOperation.toString(qRefs[j]) + "'");
- char[][] sRefs = c.simpleNameReferences;
- System.out.print("\n\t\t\tsimple:");
- if (sRefs.length == 0)
- System.out.print(" <empty>");
- else for (int j = 0, m = sRefs.length; j < m; j++)
- System.out.print(" " + new String(sRefs[j]));
- if (c instanceof AdditionalTypeCollection) {
- char[][] names = ((AdditionalTypeCollection) c).definedTypeNames;
- System.out.print("\n\t\t\tadditional type names:");
- for (int j = 0, m = names.length; j < m; j++)
- System.out.print(" " + new String(names[j]));
- }
- }
- }
- }
- System.out.print("\n\n");
-}
-*/
+ // NOTE: this state cannot contain types that are not defined in this project
+
+ String javaProjectName;
+ ClasspathMultiDirectory[] sourceLocations;
+ //ClasspathLocation[] binaryLocations;
+ // keyed by the project relative path of the type (ie. "src1/p1/p2/A.java"), value is a ReferenceCollection or an
+ // AdditionalTypeCollection
+// SimpleLookupTable references;
+ // keyed by qualified type name "p1/p2/A", value is the project relative path which defines this type "src1/p1/p2/A.java"
+// SimpleLookupTable typeLocators;
+
+ int buildNumber;
+ long lastStructuralBuildTime;
+ SimpleLookupTable structuralBuildTimes;
+
+ private String[] knownPackageNames; // of the form "p1/p2"
+
+ static final byte VERSION = 0x0007;
+
+ static final byte SOURCE_FOLDER = 1;
+// static final byte BINARY_FOLDER = 2;
+// static final byte EXTERNAL_JAR = 3;
+// static final byte INTERNAL_JAR = 4;
+
+ State() {
+ }
+
+ protected State(PHPBuilder javaBuilder) {
+ this.knownPackageNames = null;
+ this.javaProjectName = javaBuilder.currentProject.getName();
+ this.sourceLocations = javaBuilder.nameEnvironment.sourceLocations;
+ // this.binaryLocations = javaBuilder.nameEnvironment.binaryLocations;
+// this.references = new SimpleLookupTable(7);
+// this.typeLocators = new SimpleLookupTable(7);
+
+ this.buildNumber = 0; // indicates a full build
+ this.lastStructuralBuildTime = System.currentTimeMillis();
+ this.structuralBuildTimes = new SimpleLookupTable(3);
+ }
+
+ void copyFrom(State lastState) {
+// try {
+ this.knownPackageNames = null;
+ this.buildNumber = lastState.buildNumber + 1;
+ this.lastStructuralBuildTime = lastState.lastStructuralBuildTime;
+// this.references = (SimpleLookupTable) lastState.references.clone();
+// this.typeLocators = (SimpleLookupTable) lastState.typeLocators.clone();
+// } catch (CloneNotSupportedException e) {
+// this.references = new SimpleLookupTable(lastState.references.elementSize);
+// Object[] keyTable = lastState.references.keyTable;
+// Object[] valueTable = lastState.references.valueTable;
+// for (int i = 0, l = keyTable.length; i < l; i++)
+// if (keyTable[i] != null)
+// this.references.put(keyTable[i], valueTable[i]);
+//
+// this.typeLocators = new SimpleLookupTable(lastState.typeLocators.elementSize);
+// keyTable = lastState.typeLocators.keyTable;
+// valueTable = lastState.typeLocators.valueTable;
+// for (int i = 0, l = keyTable.length; i < l; i++)
+// if (keyTable[i] != null)
+// this.typeLocators.put(keyTable[i], valueTable[i]);
+// }
+ }
+
+// char[][] getDefinedTypeNamesFor(String typeLocator) {
+// Object c = references.get(typeLocator);
+// if (c instanceof AdditionalTypeCollection)
+// return ((AdditionalTypeCollection) c).definedTypeNames;
+// return null; // means only one type is defined with the same name as the file... saves space
+// }
+
+// boolean isDuplicateLocator(String qualifiedTypeName, String typeLocator) {
+// String existing = (String) typeLocators.get(qualifiedTypeName);
+// return existing != null && !existing.equals(typeLocator);
+// }
+
+// boolean isKnownPackage(String qualifiedPackageName) {
+// if (knownPackageNames == null) {
+// ArrayList names = new ArrayList(typeLocators.elementSize);
+// Object[] keyTable = typeLocators.keyTable;
+// for (int i = 0, l = keyTable.length; i < l; i++) {
+// if (keyTable[i] != null) {
+// String packageName = (String) keyTable[i]; // is a type name of the form p1/p2/A
+// int last = packageName.lastIndexOf('/');
+// packageName = last == -1 ? null : packageName.substring(0, last);
+// while (packageName != null && !names.contains(packageName)) {
+// names.add(packageName);
+// last = packageName.lastIndexOf('/');
+// packageName = last == -1 ? null : packageName.substring(0, last);
+// }
+// }
+// }
+// knownPackageNames = new String[names.size()];
+// names.toArray(knownPackageNames);
+// }
+// for (int i = 0, l = knownPackageNames.length; i < l; i++)
+// if (knownPackageNames[i].equals(qualifiedPackageName))
+// return true;
+// return false;
+// }
+
+// void record(String typeLocator, char[][][] qualifiedRefs, char[][] simpleRefs, char[] mainTypeName, ArrayList typeNames) {
+// if (typeNames.size() == 1 && CharOperation.equals(mainTypeName, (char[]) typeNames.get(0))) {
+// references.put(typeLocator, new ReferenceCollection(qualifiedRefs, simpleRefs));
+// } else {
+// char[][] definedTypeNames = new char[typeNames.size()][]; // can be empty when no types are defined
+// typeNames.toArray(definedTypeNames);
+// references.put(typeLocator, new AdditionalTypeCollection(definedTypeNames, qualifiedRefs, simpleRefs));
+// }
+// }
+//
+// void recordLocatorForType(String qualifiedTypeName, String typeLocator) {
+// this.knownPackageNames = null;
+// typeLocators.put(qualifiedTypeName, typeLocator);
+// }
+
+ void recordStructuralDependency(IProject prereqProject, State prereqState) {
+ if (prereqState != null)
+ structuralBuildTimes.put(prereqProject.getName(), new Long(prereqState.lastStructuralBuildTime));
+ }
+
+// void removeLocator(String typeLocatorToRemove) {
+// this.knownPackageNames = null;
+// references.removeKey(typeLocatorToRemove);
+// typeLocators.removeValue(typeLocatorToRemove);
+// }
+
+ void removePackage(IResourceDelta sourceDelta) {
+ IResource resource = sourceDelta.getResource();
+ switch (resource.getType()) {
+ case IResource.FOLDER :
+ IResourceDelta[] children = sourceDelta.getAffectedChildren();
+ for (int i = 0, l = children.length; i < l; i++)
+ removePackage(children[i]);
+ return;
+ case IResource.FILE :
+ IPath typeLocatorPath = resource.getProjectRelativePath();
+// if (Util.isJavaFileName(typeLocatorPath.lastSegment()))
+// removeLocator(typeLocatorPath.toString());
+ }
+ }
+
+// void removeQualifiedTypeName(String qualifiedTypeNameToRemove) {
+// this.knownPackageNames = null;
+// typeLocators.removeKey(qualifiedTypeNameToRemove);
+// }
+
+ static State read(IProject project, DataInputStream in) throws IOException {
+ if (PHPBuilder.DEBUG)
+ System.out.println("About to read state..."); //$NON-NLS-1$
+ if (VERSION != in.readByte()) {
+ if (PHPBuilder.DEBUG)
+ System.out.println("Found non-compatible state version... answered null"); //$NON-NLS-1$
+ return null;
+ }
+
+ State newState = new State();
+ newState.javaProjectName = in.readUTF();
+ if (!project.getName().equals(newState.javaProjectName)) {
+ if (PHPBuilder.DEBUG)
+ System.out.println("Project's name does not match... answered null"); //$NON-NLS-1$
+ return null;
+ }
+ newState.buildNumber = in.readInt();
+ newState.lastStructuralBuildTime = in.readLong();
+
+ int length;
+// int length = in.readInt();
+// newState.sourceLocations = new ClasspathMultiDirectory[0];
+ // newState.sourceLocations = new ClasspathMultiDirectory[length];
+ // for (int i = 0; i < length; i++) {
+ // IContainer sourceFolder = project, outputFolder = project;
+ // String folderName;
+ // if ((folderName = in.readUTF()).length() > 0) sourceFolder = project.getFolder(folderName);
+ // if ((folderName = in.readUTF()).length() > 0) outputFolder = project.getFolder(folderName);
+ // ClasspathMultiDirectory md =
+ // (ClasspathMultiDirectory) ClasspathLocation.forSourceFolder(sourceFolder, outputFolder, readNames(in));
+ // if (in.readBoolean())
+ // md.hasIndependentOutputFolder = true;
+ // newState.sourceLocations[i] = md;
+ // }
+
+// length = in.readInt();
+ // newState.binaryLocations = new ClasspathLocation[length];
+ // IWorkspaceRoot root = project.getWorkspace().getRoot();
+ // for (int i = 0; i < length; i++) {
+ // switch (in.readByte()) {
+ // case SOURCE_FOLDER :
+ // newState.binaryLocations[i] = newState.sourceLocations[in.readInt()];
+ // break;
+ // case BINARY_FOLDER :
+ // IPath path = new Path(in.readUTF());
+ // IContainer outputFolder = path.segmentCount() == 1
+ // ? (IContainer) root.getProject(path.toString())
+ // : (IContainer) root.getFolder(path);
+ // newState.binaryLocations[i] = ClasspathLocation.forBinaryFolder(outputFolder, in.readBoolean());
+ // break;
+ // case EXTERNAL_JAR :
+ // newState.binaryLocations[i] = ClasspathLocation.forLibrary(in.readUTF());
+ // break;
+ // case INTERNAL_JAR :
+ // newState.binaryLocations[i] = ClasspathLocation.forLibrary(root.getFile(new Path(in.readUTF())));
+ // }
+ // }
+
+ newState.structuralBuildTimes = new SimpleLookupTable(length = in.readInt());
+ for (int i = 0; i < length; i++)
+ newState.structuralBuildTimes.put(in.readUTF(), new Long(in.readLong()));
+
+// String[] internedTypeLocators = new String[length = in.readInt()];
+// for (int i = 0; i < length; i++)
+// internedTypeLocators[i] = in.readUTF();
+
+// newState.typeLocators = new SimpleLookupTable(length = in.readInt());
+// for (int i = 0; i < length; i++)
+// newState.typeLocators.put(in.readUTF(), internedTypeLocators[in.readInt()]);
+
+// char[][] internedSimpleNames = ReferenceCollection.internSimpleNames(readNames(in), false);
+// char[][][] internedQualifiedNames = new char[length = in.readInt()][][];
+// for (int i = 0; i < length; i++) {
+// int qLength = in.readInt();
+// char[][] qName = new char[qLength][];
+// for (int j = 0; j < qLength; j++)
+// qName[j] = internedSimpleNames[in.readInt()];
+// internedQualifiedNames[i] = qName;
+// }
+// internedQualifiedNames = ReferenceCollection.internQualifiedNames(internedQualifiedNames);
+//
+// newState.references = new SimpleLookupTable(length = in.readInt());
+// for (int i = 0; i < length; i++) {
+// String typeLocator = internedTypeLocators[in.readInt()];
+// ReferenceCollection collection = null;
+// switch (in.readByte()) {
+// case 1 :
+// char[][] additionalTypeNames = readNames(in);
+// char[][][] qualifiedNames = new char[in.readInt()][][];
+// for (int j = 0, m = qualifiedNames.length; j < m; j++)
+// qualifiedNames[j] = internedQualifiedNames[in.readInt()];
+// char[][] simpleNames = new char[in.readInt()][];
+// for (int j = 0, m = simpleNames.length; j < m; j++)
+// simpleNames[j] = internedSimpleNames[in.readInt()];
+// collection = new AdditionalTypeCollection(additionalTypeNames, qualifiedNames, simpleNames);
+// break;
+// case 2 :
+// char[][][] qNames = new char[in.readInt()][][];
+// for (int j = 0, m = qNames.length; j < m; j++)
+// qNames[j] = internedQualifiedNames[in.readInt()];
+// char[][] sNames = new char[in.readInt()][];
+// for (int j = 0, m = sNames.length; j < m; j++)
+// sNames[j] = internedSimpleNames[in.readInt()];
+// collection = new ReferenceCollection(qNames, sNames);
+// }
+// newState.references.put(typeLocator, collection);
+// }
+ if (PHPBuilder.DEBUG)
+ System.out.println("Successfully read state for " + newState.javaProjectName); //$NON-NLS-1$
+ return newState;
+ }
+
+ private static char[][] readNames(DataInputStream in) throws IOException {
+ int length = in.readInt();
+ char[][] names = new char[length][];
+ for (int i = 0; i < length; i++) {
+ int nLength = in.readInt();
+ char[] name = new char[nLength];
+ for (int j = 0; j < nLength; j++)
+ name[j] = in.readChar();
+ names[i] = name;
+ }
+ return names;
+ }
+
+ void tagAsNoopBuild() {
+ this.buildNumber = -1; // tag the project since it has no source folders and can be skipped
+ }
+
+ boolean wasNoopBuild() {
+ return buildNumber == -1;
+ }
+
+ void tagAsStructurallyChanged() {
+ this.lastStructuralBuildTime = System.currentTimeMillis();
+ }
+
+ boolean wasStructurallyChanged(IProject prereqProject, State prereqState) {
+ if (prereqState != null) {
+ Object o = structuralBuildTimes.get(prereqProject.getName());
+ long previous = o == null ? 0 : ((Long) o).longValue();
+ if (previous == prereqState.lastStructuralBuildTime)
+ return false;
+ }
+ return true;
+ }
+
+ void write(DataOutputStream out) throws IOException {
+ int length;
+ Object[] keyTable;
+ Object[] valueTable;
+
+ /*
+ * byte VERSION String project name int build number int last structural build number
+ */
+ out.writeByte(VERSION);
+ out.writeUTF(javaProjectName);
+ out.writeInt(buildNumber);
+ out.writeLong(lastStructuralBuildTime);
+
+ /*
+ * ClasspathMultiDirectory[] int id String path(s)
+ */
+// out.writeInt(length = sourceLocations.length);
+// for (int i = 0; i < length; i++) {
+// ClasspathMultiDirectory md = sourceLocations[i];
+// out.writeUTF(md.sourceFolder.getProjectRelativePath().toString());
+// out.writeUTF(md.binaryFolder.getProjectRelativePath().toString());
+// writeNames(md.exclusionPatterns, out);
+// out.writeBoolean(md.hasIndependentOutputFolder);
+// }
+
+ /*
+ * ClasspathLocation[] int id String path(s)
+ */
+ // out.writeInt(length = binaryLocations.length);
+ // next : for (int i = 0; i < length; i++) {
+ // ClasspathLocation c = binaryLocations[i];
+ // if (c instanceof ClasspathMultiDirectory) {
+ // out.writeByte(SOURCE_FOLDER);
+ // for (int j = 0, m = sourceLocations.length; j < m; j++) {
+ // if (sourceLocations[j] == c) {
+ // out.writeInt(j);
+ // continue next;
+ // }
+ // }
+ // } else if (c instanceof ClasspathDirectory) {
+ // out.writeByte(BINARY_FOLDER);
+ // ClasspathDirectory cd = (ClasspathDirectory) c;
+ // out.writeUTF(cd.binaryFolder.getFullPath().toString());
+ // out.writeBoolean(cd.isOutputFolder);
+ // } else {
+ // ClasspathJar jar = (ClasspathJar) c;
+ // if (jar.resource == null) {
+ // out.writeByte(EXTERNAL_JAR);
+ // out.writeUTF(jar.zipFilename);
+ // } else {
+ // out.writeByte(INTERNAL_JAR);
+ // out.writeUTF(jar.resource.getFullPath().toString());
+ // }
+ // }
+ // }
+
+ /*
+ * Structural build numbers table String prereq project name int last structural build number
+ */
+ out.writeInt(length = structuralBuildTimes.elementSize);
+ if (length > 0) {
+ keyTable = structuralBuildTimes.keyTable;
+ valueTable = structuralBuildTimes.valueTable;
+ for (int i = 0, l = keyTable.length; i < l; i++) {
+ if (keyTable[i] != null) {
+ length--;
+ out.writeUTF((String) keyTable[i]);
+ out.writeLong(((Long) valueTable[i]).longValue());
+ }
+ }
+ if (PHPBuilder.DEBUG && length != 0)
+ System.out.println("structuralBuildNumbers table is inconsistent"); //$NON-NLS-1$
+ }
+
+ /*
+ * String[] Interned type locators
+ */
+// out.writeInt(length = references.elementSize);
+// ArrayList internedTypeLocators = new ArrayList(length);
+// if (length > 0) {
+// keyTable = references.keyTable;
+// for (int i = 0, l = keyTable.length; i < l; i++) {
+// if (keyTable[i] != null) {
+// length--;
+// String key = (String) keyTable[i];
+// out.writeUTF(key);
+// internedTypeLocators.add(key);
+// }
+// }
+// if (PHPBuilder.DEBUG && length != 0)
+// System.out.println("references table is inconsistent"); //$NON-NLS-1$
+// }
+
+ /*
+ * Type locators table String type name int interned locator id
+ */
+// out.writeInt(length = typeLocators.elementSize);
+// if (length > 0) {
+// keyTable = typeLocators.keyTable;
+// valueTable = typeLocators.valueTable;
+// for (int i = 0, l = keyTable.length; i < l; i++) {
+// if (keyTable[i] != null) {
+// length--;
+// out.writeUTF((String) keyTable[i]);
+// out.writeInt(internedTypeLocators.indexOf((String) valueTable[i]));
+// }
+// }
+// if (PHPBuilder.DEBUG && length != 0)
+// System.out.println("typeLocators table is inconsistent"); //$NON-NLS-1$
+// }
+
+ /*
+ * char[][][] Interned qualified names char[][] Interned simple names
+ */
+// ArrayList internedQualifiedNames = new ArrayList(31);
+// ArrayList internedSimpleNames = new ArrayList(31);
+// valueTable = references.valueTable;
+// for (int i = 0, l = valueTable.length; i < l; i++) {
+// if (valueTable[i] != null) {
+// ReferenceCollection collection = (ReferenceCollection) valueTable[i];
+// char[][][] qNames = collection.qualifiedNameReferences;
+// for (int j = 0, m = qNames.length; j < m; j++) {
+// char[][] qName = qNames[j];
+// if (!internedQualifiedNames.contains(qName)) { // remember the names have been interned
+// internedQualifiedNames.add(qName);
+// for (int k = 0, n = qName.length; k < n; k++) {
+// char[] sName = qName[k];
+// if (!internedSimpleNames.contains(sName)) // remember the names have been interned
+// internedSimpleNames.add(sName);
+// }
+// }
+// }
+// char[][] sNames = collection.simpleNameReferences;
+// for (int j = 0, m = sNames.length; j < m; j++) {
+// char[] sName = sNames[j];
+// if (!internedSimpleNames.contains(sName)) // remember the names have been interned
+// internedSimpleNames.add(sName);
+// }
+// }
+// }
+// char[][] internedArray = new char[internedSimpleNames.size()][];
+// internedSimpleNames.toArray(internedArray);
+// writeNames(internedArray, out);
+// // now write the interned qualified names as arrays of interned simple names
+// out.writeInt(length = internedQualifiedNames.size());
+// for (int i = 0; i < length; i++) {
+// char[][] qName = (char[][]) internedQualifiedNames.get(i);
+// int qLength = qName.length;
+// out.writeInt(qLength);
+// for (int j = 0; j < qLength; j++)
+// out.writeInt(internedSimpleNames.indexOf(qName[j]));
+// }
+//
+// /*
+// * References table int interned locator id ReferenceCollection
+// */
+// out.writeInt(length = references.elementSize);
+// if (length > 0) {
+// keyTable = references.keyTable;
+// for (int i = 0, l = keyTable.length; i < l; i++) {
+// if (keyTable[i] != null) {
+// length--;
+// out.writeInt(internedTypeLocators.indexOf((String) keyTable[i]));
+// ReferenceCollection collection = (ReferenceCollection) valueTable[i];
+// if (collection instanceof AdditionalTypeCollection) {
+// out.writeByte(1);
+// AdditionalTypeCollection atc = (AdditionalTypeCollection) collection;
+// writeNames(atc.definedTypeNames, out);
+// } else {
+// out.writeByte(2);
+// }
+// char[][][] qNames = collection.qualifiedNameReferences;
+// int qLength = qNames.length;
+// out.writeInt(qLength);
+// for (int j = 0; j < qLength; j++)
+// out.writeInt(internedQualifiedNames.indexOf(qNames[j]));
+// char[][] sNames = collection.simpleNameReferences;
+// int sLength = sNames.length;
+// out.writeInt(sLength);
+// for (int j = 0; j < sLength; j++)
+// out.writeInt(internedSimpleNames.indexOf(sNames[j]));
+// }
+// }
+// if (PHPBuilder.DEBUG && length != 0)
+// System.out.println("references table is inconsistent"); //$NON-NLS-1$
+// }
+ }
+
+ private void writeNames(char[][] names, DataOutputStream out) throws IOException {
+ int length = names == null ? 0 : names.length;
+ out.writeInt(length);
+ for (int i = 0; i < length; i++) {
+ char[] name = names[i];
+ int nLength = name.length;
+ out.writeInt(nLength);
+ for (int j = 0; j < nLength; j++)
+ out.writeChar(name[j]);
+ }
+ }
+
+ /**
+ * Returns a string representation of the receiver.
+ */
+ public String toString() {
+ return "State for " + javaProjectName //$NON-NLS-1$
+ +" (#" + buildNumber //$NON-NLS-1$
+ +" @ " + new Date(lastStructuralBuildTime) //$NON-NLS-1$
+ +")"; //$NON-NLS-1$
+ }
+
+ /*
+ * Debug helper void dump() { System.out.println("State for " + javaProjectName + " (" + buildNumber + " @ " + new
+ * Date(lastStructuralBuildTime) + ")"); System.out.println("\tClass path source locations:"); for (int i = 0, l =
+ * sourceLocations.length; i < l; i++) System.out.println("\t\t" + sourceLocations[i]); System.out.println("\tClass path binary
+ * locations:"); for (int i = 0, l = binaryLocations.length; i < l; i++) System.out.println("\t\t" + binaryLocations[i]);
+ *
+ * System.out.print("\tStructural build numbers table:"); if (structuralBuildTimes.elementSize == 0) { System.out.print(" <empty>
+ * "); } else { Object[] keyTable = structuralBuildTimes.keyTable; Object[] valueTable = structuralBuildTimes.valueTable; for
+ * (int i = 0, l = keyTable.length; i < l; i++) if (keyTable[i] != null) System.out.print("\n\t\t" + keyTable[i].toString() + " -> " +
+ * valueTable[i].toString()); }
+ *
+ * System.out.print("\tType locators table:"); if (typeLocators.elementSize == 0) { System.out.print(" <empty> "); } else {
+ * Object[] keyTable = typeLocators.keyTable; Object[] valueTable = typeLocators.valueTable; for (int i = 0, l = keyTable.length;
+ * i < l; i++) if (keyTable[i] != null) System.out.print("\n\t\t" + keyTable[i].toString() + " -> " + valueTable[i].toString()); }
+ *
+ * System.out.print("\n\tReferences table:"); if (references.elementSize == 0) { System.out.print(" <empty> "); } else { Object[]
+ * keyTable = references.keyTable; Object[] valueTable = references.valueTable; for (int i = 0, l = keyTable.length; i
+ * < l; i++) { if (keyTable[i] != null) { System.out.print("\n\t\t" + keyTable[i].toString()); ReferenceCollection c =
+ * (ReferenceCollection) valueTable[i]; char[][][] qRefs = c.qualifiedNameReferences; System.out.print("\n\t\t\tqualified:"); if
+ * (qRefs.length == 0) System.out.print(" <empty> "); else for (int j = 0, m = qRefs.length; j < m; j++) System.out.print(" '" +
+ * CharOperation.toString(qRefs[j]) + "'"); char[][] sRefs = c.simpleNameReferences; System.out.print("\n\t\t\tsimple:"); if
+ * (sRefs.length == 0) System.out.print(" <empty> "); else for (int j = 0, m = sRefs.length; j < m; j++) System.out.print(" " +
+ * new String(sRefs[j])); if (c instanceof AdditionalTypeCollection) { char[][] names = ((AdditionalTypeCollection)
+ * c).definedTypeNames; System.out.print("\n\t\t\tadditional type names:"); for (int j = 0, m = names.length; j < m; j++)
+ * System.out.print(" " + new String(names[j])); } } } } System.out.print("\n\n"); }
+ */
}