--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.internal.corext.template.php;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+//import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+//import java.util.Vector;
+
+import net.sourceforge.phpdt.core.CompletionRequestorAdapter;
+import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.compiler.IProblem;
+
+/**
+ * A completion requestor to collect informations on local variables. This class
+ * is used for guessing variable names like arrays, collections, etc.
+ */
+class CompilationUnitCompletion extends CompletionRequestorAdapter {
+
+ static class LocalVariable {
+ String name;
+
+ String typePackageName;
+
+ String typeName;
+
+ LocalVariable(String name, String typePackageName, String typeName) {
+ this.name = name;
+ this.typePackageName = typePackageName;
+ this.typeName = typeName;
+ }
+ }
+
+ //private ICompilationUnit fUnit;
+
+ private List fLocalVariables = new ArrayList();
+
+ private Map fTypes = new HashMap();
+
+ //private boolean fError;
+
+ /**
+ * Creates a compilation unit completion.
+ *
+ * @param unit
+ * the compilation unit, may be <code>null</code>.
+ */
+ public CompilationUnitCompletion(ICompilationUnit unit) {
+ reset(unit);
+ }
+
+ /**
+ * Resets the completion requestor.
+ *
+ * @param unit
+ * the compilation unit, may be <code>null</code>.
+ */
+ public void reset(ICompilationUnit unit) {
+ //fUnit = unit;
+
+ fLocalVariables.clear();
+ fTypes.clear();
+
+ //fError = false;
+ }
+
+ /*
+ * @see ICompletionRequestor#acceptError(IProblem)
+ */
+ public void acceptError(IProblem error) {
+ //fError = true;
+ }
+
+ /*
+ * @see ICodeCompletionRequestor#acceptLocalVariable
+ */
+ public void acceptLocalVariable(char[] name, char[] typePackageName,
+ char[] typeName, int modifiers, int completionStart,
+ int completionEnd, int relevance) {
+ fLocalVariables.add(new LocalVariable(new String(name), new String(
+ typePackageName), new String(typeName)));
+ }
+
+ // ---
+
+ /**
+ * Tests if the code completion process produced errors.
+ */
+// public boolean hasErrors() {
+// return fError;
+// }
+
+// boolean existsLocalName(String name) {
+// for (Iterator iterator = fLocalVariables.iterator(); iterator.hasNext();) {
+// LocalVariable localVariable = (LocalVariable) iterator.next();
+//
+// if (localVariable.name.equals(name))
+// return true;
+// }
+//
+// return false;
+// }
+
+// String[] getLocalVariableNames() {
+// String[] res = new String[fLocalVariables.size()];
+// int i = 0;
+// for (Iterator iterator = fLocalVariables.iterator(); iterator.hasNext();) {
+// LocalVariable localVariable = (LocalVariable) iterator.next();
+// res[i++] = localVariable.name;
+// }
+// return res;
+// }
+
+// LocalVariable[] findLocalArrays() {
+// Vector vector = new Vector();
+//
+// for (Iterator iterator = fLocalVariables.iterator(); iterator.hasNext();) {
+// LocalVariable localVariable = (LocalVariable) iterator.next();
+//
+// if (isArray(localVariable.typeName))
+// vector.add(localVariable);
+// }
+//
+// return (LocalVariable[]) vector
+// .toArray(new LocalVariable[vector.size()]);
+// }
+
+ // LocalVariable[] findLocalCollections() throws JavaModelException {
+ // Vector vector= new Vector();
+ //
+ // for (Iterator iterator= fLocalVariables.iterator(); iterator.hasNext();)
+ // {
+ // LocalVariable localVariable= (LocalVariable) iterator.next();
+ //
+ // String typeName= qualify(localVariable.typeName);
+ //
+ // if (typeName == null)
+ // continue;
+ //
+ // if (isSubclassOf(typeName, "java.util.Collection")) //$NON-NLS-1$
+ // vector.add(localVariable);
+ // }
+ //
+ // return (LocalVariable[]) vector.toArray(new
+ // LocalVariable[vector.size()]);
+ // }
+
+// String simplifyTypeName(String qualifiedName) {
+// return (String) fTypes.get(qualifiedName);
+// }
+
+// private static boolean isArray(String type) {
+// return type.endsWith("[]"); //$NON-NLS-1$
+// }
+
+ // returns fully qualified name if successful
+ // private String qualify(String typeName) throws JavaModelException {
+ // if (fUnit == null)
+ // return null;
+ //
+ // IType[] types= fUnit.getTypes();
+ //
+ // if (types.length == 0)
+ // return null;
+ //
+ // String[][] resolvedTypeNames= types[0].resolveType(typeName);
+ //
+ // if (resolvedTypeNames == null)
+ // return null;
+ //
+ // return resolvedTypeNames[0][0] + '.' + resolvedTypeNames[0][1];
+ // }
+
+ // type names must be fully qualified
+ // private boolean isSubclassOf(String typeName0, String typeName1) throws
+ // JavaModelException {
+ // if (typeName0.equals(typeName1))
+ // return true;
+ //
+ // if (fUnit == null)
+ // return false;
+ //
+ // IJavaProject project= fUnit.getJavaProject();
+ //
+ // IType type0= project.findType(typeName0);
+ // if (type0 == null)
+ // return false;
+ //
+ // IType type1= project.findType(typeName1);
+ // if (type1 == null)
+ // return false;
+ //
+ // ITypeHierarchy hierarchy= type0.newSupertypeHierarchy(null);
+ // IType[] superTypes= hierarchy.getAllSupertypes(type0);
+ //
+ // for (int i= 0; i < superTypes.length; i++)
+ // if (superTypes[i].equals(type1))
+ // return true;
+ //
+ // return false;
+ // }
+
+ /*
+ * @see net.sourceforge.phpdt.core.ICompletionRequestor#acceptClass(char[],
+ * char[], char[], int, int, int, int)
+ */
+ public void acceptClass(char[] packageName, char[] className,
+ char[] completionName, int modifiers, int completionStart,
+ int completionEnd, int relevance) {
+ final String qualifiedName = createQualifiedTypeName(packageName,
+ className);
+ fTypes.put(qualifiedName, String.valueOf(completionName));
+ }
+
+ /*
+ * @see net.sourceforge.phpdt.core.ICompletionRequestor#acceptInterface(char[],
+ * char[], char[], int, int, int, int)
+ */
+ public void acceptInterface(char[] packageName, char[] interfaceName,
+ char[] completionName, int modifiers, int completionStart,
+ int completionEnd, int relevance) {
+ final String qualifiedName = createQualifiedTypeName(packageName,
+ interfaceName);
+ fTypes.put(qualifiedName, String.valueOf(completionName));
+ }
+
+ private static String createQualifiedTypeName(char[] packageName,
+ char[] className) {
+ StringBuffer buffer = new StringBuffer();
+
+ if (packageName.length != 0) {
+ buffer.append(packageName);
+ buffer.append('.');
+ }
+ buffer.append(className);
+
+ return buffer.toString();
+ }
+
+}
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