1 files changed, 503 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Files.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Files.java
new file mode 100644
index 00000000..521bcc8d
--- /dev/null
+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Files.java
@@ -0,0 +1,503 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+package org.apache.tools.ant.types.resources;
+
+import java.io.File;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.Vector;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.DirectoryScanner;
+import org.apache.tools.ant.Project;
+import org.apache.tools.ant.types.PatternSet;
+import org.apache.tools.ant.types.Reference;
+import org.apache.tools.ant.types.Resource;
+import org.apache.tools.ant.types.ResourceCollection;
+import org.apache.tools.ant.types.selectors.AbstractSelectorContainer;
+import org.apache.tools.ant.types.selectors.FileSelector;
+
+/**
+ * ResourceCollection implementation; like AbstractFileSet with absolute paths.
+ * @since Ant 1.7
+ */
+public class Files extends AbstractSelectorContainer
+    implements ResourceCollection {
+
+    private static final Iterator<Resource> EMPTY_ITERATOR
+        = Collections.<Resource>emptySet().iterator();
+
+    private PatternSet defaultPatterns = new PatternSet();
+    private Vector<PatternSet> additionalPatterns = new Vector<PatternSet>();
+
+    private boolean useDefaultExcludes = true;
+    private boolean caseSensitive = true;
+    private boolean followSymlinks = true;
+
+    /* cached DirectoryScanner instance */
+    private DirectoryScanner ds = null;
+
+    /**
+     * Construct a new <code>Files</code> collection.
+     */
+    public Files() {
+        super();
+    }
+
+    /**
+     * Construct a new <code>Files</code> collection, shallowly cloned
+     * from the specified <code>Files</code>.
+     * @param f the <code>Files</code> to use as a template.
+     */
+    protected Files(Files f) {
+        this.defaultPatterns = f.defaultPatterns;
+        this.additionalPatterns = f.additionalPatterns;
+        this.useDefaultExcludes = f.useDefaultExcludes;
+        this.caseSensitive = f.caseSensitive;
+        this.followSymlinks = f.followSymlinks;
+        this.ds = f.ds;
+        setProject(f.getProject());
+    }
+
+    /**
+     * Make this instance in effect a reference to another instance.
+     *
+     * <p>You must not set another attribute or nest elements inside
+     * this element if you make it a reference.</p>
+     * @param r the <code>Reference</code> to use.
+     * @throws BuildException if there is a problem.
+     */
+    public void setRefid(Reference r) throws BuildException {
+        if (hasPatterns(defaultPatterns)) {
+            throw tooManyAttributes();
+        }
+        if (!additionalPatterns.isEmpty()) {
+            throw noChildrenAllowed();
+        }
+        if (hasSelectors()) {
+            throw noChildrenAllowed();
+        }
+        super.setRefid(r);
+    }
+
+    /**
+     * Create a nested patternset.
+     * @return <code>PatternSet</code>.
+     */
+    public synchronized PatternSet createPatternSet() {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        PatternSet patterns = new PatternSet();
+        additionalPatterns.addElement(patterns);
+        ds = null;
+        setChecked(false);
+        return patterns;
+    }
+
+    /**
+     * Add a name entry to the include list.
+     * @return <code>PatternSet.NameEntry</code>.
+     */
+    public synchronized PatternSet.NameEntry createInclude() {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        ds = null;
+        return defaultPatterns.createInclude();
+    }
+
+    /**
+     * Add a name entry to the include files list.
+     * @return <code>PatternSet.NameEntry</code>.
+     */
+    public synchronized PatternSet.NameEntry createIncludesFile() {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        ds = null;
+        return defaultPatterns.createIncludesFile();
+    }
+
+    /**
+     * Add a name entry to the exclude list.
+     * @return <code>PatternSet.NameEntry</code>.
+     */
+    public synchronized PatternSet.NameEntry createExclude() {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        ds = null;
+        return defaultPatterns.createExclude();
+    }
+
+    /**
+     * Add a name entry to the excludes files list.
+     * @return <code>PatternSet.NameEntry</code>.
+     */
+    public synchronized PatternSet.NameEntry createExcludesFile() {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        ds = null;
+        return defaultPatterns.createExcludesFile();
+    }
+
+    /**
+     * Append <code>includes</code> to the current list of include
+     * patterns.
+     *
+     * <p>Patterns may be separated by a comma or a space.</p>
+     *
+     * @param includes the <code>String</code> containing the include patterns.
+     */
+    public synchronized void setIncludes(String includes) {
+        checkAttributesAllowed();
+        defaultPatterns.setIncludes(includes);
+        ds = null;
+    }
+
+    /**
+     * Append <code>includes</code> to the current list of include
+     * patterns.
+     *
+     * @param includes array containing the include patterns.
+     */
+    public synchronized void appendIncludes(String[] includes) {
+        checkAttributesAllowed();
+        if (includes != null) {
+            for (int i = 0; i < includes.length; i++) {
+                defaultPatterns.createInclude().setName(includes[i]);
+            }
+            ds = null;
+        }
+    }
+
+    /**
+     * Append <code>excludes</code> to the current list of exclude
+     * patterns.
+     *
+     * <p>Patterns may be separated by a comma or a space.</p>
+     *
+     * @param excludes the <code>String</code> containing the exclude patterns.
+     */
+    public synchronized void setExcludes(String excludes) {
+        checkAttributesAllowed();
+        defaultPatterns.setExcludes(excludes);
+        ds = null;
+    }
+
+    /**
+     * Append <code>excludes</code> to the current list of include
+     * patterns.
+     *
+     * @param excludes array containing the exclude patterns.
+     */
+    public synchronized void appendExcludes(String[] excludes) {
+        checkAttributesAllowed();
+        if (excludes != null) {
+            for (int i = 0; i < excludes.length; i++) {
+                defaultPatterns.createExclude().setName(excludes[i]);
+            }
+            ds = null;
+        }
+    }
+
+    /**
+     * Set the <code>File</code> containing the includes patterns.
+     *
+     * @param incl <code>File</code> instance.
+     * @throws BuildException if there is a problem.
+     */
+    public synchronized void setIncludesfile(File incl) throws BuildException {
+        checkAttributesAllowed();
+        defaultPatterns.setIncludesfile(incl);
+        ds = null;
+    }
+
+    /**
+     * Set the <code>File</code> containing the excludes patterns.
+     *
+     * @param excl <code>File</code> instance.
+     * @throws BuildException if there is a problem.
+     */
+    public synchronized void setExcludesfile(File excl) throws BuildException {
+        checkAttributesAllowed();
+        defaultPatterns.setExcludesfile(excl);
+        ds = null;
+    }
+
+    /**
+     * Set whether default exclusions should be used or not.
+     *
+     * @param useDefaultExcludes <code>boolean</code>.
+     */
+    public synchronized void setDefaultexcludes(boolean useDefaultExcludes) {
+        checkAttributesAllowed();
+        this.useDefaultExcludes = useDefaultExcludes;
+        ds = null;
+    }
+
+    /**
+     * Get whether default exclusions should be used or not.
+     * @return the defaultexclusions value.
+     */
+    public synchronized boolean getDefaultexcludes() {
+        return (isReference())
+            ? getRef().getDefaultexcludes() : useDefaultExcludes;
+    }
+
+    /**
+     * Set case-sensitivity of the Files collection.
+     *
+     * @param caseSensitive <code>boolean</code>.
+     */
+    public synchronized void setCaseSensitive(boolean caseSensitive) {
+        checkAttributesAllowed();
+        this.caseSensitive = caseSensitive;
+        ds = null;
+    }
+
+    /**
+     * Find out if this Files collection is case-sensitive.
+     *
+     * @return <code>boolean</code> indicating whether the Files
+     * collection is case-sensitive.
+     */
+    public synchronized boolean isCaseSensitive() {
+        return (isReference())
+            ? getRef().isCaseSensitive() : caseSensitive;
+    }
+
+    /**
+     * Set whether or not symbolic links should be followed.
+     *
+     * @param followSymlinks whether or not symbolic links should be followed.
+     */
+    public synchronized void setFollowSymlinks(boolean followSymlinks) {
+        checkAttributesAllowed();
+        this.followSymlinks = followSymlinks;
+        ds = null;
+    }
+
+    /**
+     * Find out whether symbolic links should be followed.
+     *
+     * @return <code>boolean</code> indicating whether symbolic links
+     *         should be followed.
+     */
+    public synchronized boolean isFollowSymlinks() {
+        return (isReference())
+            ? getRef().isFollowSymlinks() : followSymlinks;
+    }
+
+    /**
+     * Fulfill the ResourceCollection contract.
+     * @return an Iterator of Resources.
+     */
+    public synchronized Iterator<Resource> iterator() {
+        if (isReference()) {
+            return getRef().iterator();
+        }
+        ensureDirectoryScannerSetup();
+        ds.scan();
+        int fct = ds.getIncludedFilesCount();
+        int dct = ds.getIncludedDirsCount();
+        if (fct + dct == 0) {
+            return EMPTY_ITERATOR;
+        }
+        FileResourceIterator result = new FileResourceIterator(getProject());
+        if (fct > 0) {
+            result.addFiles(ds.getIncludedFiles());
+        }
+        if (dct > 0) {
+            result.addFiles(ds.getIncludedDirectories());
+        }
+        return result;
+    }
+
+    /**
+     * Fulfill the ResourceCollection contract.
+     * @return number of elements as int.
+     */
+    public synchronized int size() {
+        if (isReference()) {
+            return getRef().size();
+        }
+        ensureDirectoryScannerSetup();
+        ds.scan();
+        return ds.getIncludedFilesCount() + ds.getIncludedDirsCount();
+    }
+
+    /**
+     * Find out whether this Files collection has patterns.
+     *
+     * @return whether any patterns are in this container.
+     */
+    public synchronized boolean hasPatterns() {
+        if (isReference()) {
+            return getRef().hasPatterns();
+        }
+        dieOnCircularReference();
+        if (hasPatterns(defaultPatterns)) {
+            return true;
+        }
+        for (PatternSet patternSet : additionalPatterns) {
+            if (hasPatterns(patternSet)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Add a new selector into this container.
+     *
+     * @param selector the new <code>FileSelector</code> to add.
+     */
+    public synchronized void appendSelector(FileSelector selector) {
+        if (isReference()) {
+            throw noChildrenAllowed();
+        }
+        super.appendSelector(selector);
+        ds = null;
+    }
+
+    /**
+     * Format this Files collection as a String.
+     * @return a descriptive <code>String</code>.
+     */
+    public String toString() {
+        if (isReference()) {
+            return getRef().toString();
+        }
+        Iterator<Resource> i = iterator();
+        if (!i.hasNext()) {
+            return "";
+        }
+        StringBuffer sb = new StringBuffer();
+        while (i.hasNext()) {
+            if (sb.length() > 0) {
+                sb.append(File.pathSeparatorChar);
+            }
+            sb.append(i.next());
+        }
+        return sb.toString();
+    }
+
+    /**
+     * Create a deep clone of this instance, except for the nested selectors
+     * (the list of selectors is a shallow clone of this instance's list).
+     * @return a cloned Object.
+     */
+    public synchronized Object clone() {
+        if (isReference()) {
+            return getRef().clone();
+        }
+        Files f = (Files) super.clone();
+        f.defaultPatterns = (PatternSet) defaultPatterns.clone();
+        f.additionalPatterns = new Vector<PatternSet>(additionalPatterns.size());
+        for (PatternSet ps : additionalPatterns) {
+            f.additionalPatterns.add((PatternSet) ps.clone());
+        }
+        return f;
+    }
+
+    /**
+     * Get the merged include patterns for this Files collection.
+     * @param p Project instance.
+     * @return the include patterns of the default pattern set and all
+     * nested patternsets.
+     */
+    public String[] mergeIncludes(Project p) {
+        return mergePatterns(p).getIncludePatterns(p);
+    }
+
+    /**
+     * Get the merged exclude patterns for this Files collection.
+     * @param p Project instance.
+     * @return the exclude patterns of the default pattern set and all
+     * nested patternsets.
+     */
+    public String[] mergeExcludes(Project p) {
+        return mergePatterns(p).getExcludePatterns(p);
+    }
+
+    /**
+     * Get the merged patterns for this Files collection.
+     * @param p Project instance.
+     * @return the default patternset merged with the additional sets
+     * in a new PatternSet instance.
+     */
+    public synchronized PatternSet mergePatterns(Project p) {
+        if (isReference()) {
+            return getRef().mergePatterns(p);
+        }
+        dieOnCircularReference();
+        PatternSet ps = new PatternSet();
+        ps.append(defaultPatterns, p);
+        final int count = additionalPatterns.size();
+        for (int i = 0; i < count; i++) {
+            Object o = additionalPatterns.elementAt(i);
+            ps.append((PatternSet) o, p);
+        }
+        return ps;
+    }
+
+    /**
+     * Always returns true.
+     * @return true indicating that all elements of a Files collection
+     *              will be FileResources.
+     */
+    public boolean isFilesystemOnly() {
+        return true;
+    }
+
+    /**
+     * Perform the check for circular references and return the
+     * referenced Files collection.
+     * @return <code>FileCollection</code>.
+     */
+    protected Files getRef() {
+        return (Files) getCheckedRef();
+    }
+
+    private synchronized void ensureDirectoryScannerSetup() {
+        dieOnCircularReference();
+        if (ds == null) {
+            ds = new DirectoryScanner();
+            PatternSet ps = mergePatterns(getProject());
+            ds.setIncludes(ps.getIncludePatterns(getProject()));
+            ds.setExcludes(ps.getExcludePatterns(getProject()));
+            ds.setSelectors(getSelectors(getProject()));
+            if (useDefaultExcludes) {
+                ds.addDefaultExcludes();
+            }
+            ds.setCaseSensitive(caseSensitive);
+            ds.setFollowSymlinks(followSymlinks);
+        }
+    }
+
+    private boolean hasPatterns(PatternSet ps) {
+        String[] includePatterns = ps.getIncludePatterns(getProject());
+        String[] excludePatterns = ps.getExcludePatterns(getProject());
+        return (includePatterns != null && includePatterns.length > 0)
+            || (includePatterns != null && excludePatterns.length > 0);
+    }
+
+}