X-Git-Url: http://secure.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/builder/State.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/builder/State.java index 057d387..06bf6ca 100644 --- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/builder/State.java +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/builder/State.java @@ -29,585 +29,533 @@ import org.eclipse.core.runtime.IPath; 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(" "); - } 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(" "); - } 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(" "); - } 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(" "); - 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(" "); - 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 = 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(" + * "); } 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(" "); } 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(" "); } 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(" "); 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(" "); 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"); } + */ }