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Diffstat (limited to 'netx/net/sourceforge/jnlp/cache/DirectoryNode.java')
-rw-r--r-- | netx/net/sourceforge/jnlp/cache/DirectoryNode.java | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/netx/net/sourceforge/jnlp/cache/DirectoryNode.java b/netx/net/sourceforge/jnlp/cache/DirectoryNode.java new file mode 100644 index 0000000..ba4f41a --- /dev/null +++ b/netx/net/sourceforge/jnlp/cache/DirectoryNode.java @@ -0,0 +1,167 @@ +/* DirectoryNode.java -- Structure for maintaining the cache directory tree. + Copyright (C) 2010 Red Hat, Inc. + +This file is part of IcedTea. + +IcedTea is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License as published by +the Free Software Foundation, version 2. + +IcedTea is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with IcedTea; see the file COPYING. If not, write to +the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. +*/ +package net.sourceforge.jnlp.cache; + +import java.io.File; +import java.util.ArrayList; + +public class DirectoryNode { + private String name; + private File path; + private ArrayList<DirectoryNode> childNodes; + private DirectoryNode parent = null; + private File infoFile; + + /** + * Create a new instance of DirectoryNode. + * + * @param name Name representing this node. + * @param absPathToNode Absolute path to this node given as a String. + * @param parent The parent node. + */ + public DirectoryNode(String name, String absPathToNode, DirectoryNode parent) { + this(name, new File(absPathToNode), parent); + } + + /** + * Create a new instance of DirectoryNode. + * + * @param name Name representing this node. + * @param absPathToNode Absolute path to this node as a File. + * @param parent The parent node. + */ + public DirectoryNode(String name, File absPathToNode, DirectoryNode parent) { + this(name, absPathToNode, null, parent); + } + + /** + * Create a new instance of DirectoryNode. + * + * @param name Name representing this node. + * @param absPathToNode Absolute path to this node given as a File. + * @param childNodes List of children nodes. + * @param parent The parent node. + */ + public DirectoryNode(String name, File absPathToNode, ArrayList<DirectoryNode> childNodes, DirectoryNode parent) { + this.name = name; + this.path = absPathToNode; + this.childNodes = childNodes; + if (this.childNodes == null) + this.childNodes = new ArrayList<DirectoryNode>(); + this.parent = parent; + if (!isDir()) + this.infoFile = new File(this.getFile().getAbsolutePath().concat(".info")); + } + + /** + * Append the given node to the list of child nodes. + * + * @param node Node to be appended. + */ + public void addChild(DirectoryNode node) { + try { + childNodes.add(node); + } catch (NullPointerException e) { + this.childNodes = new ArrayList<DirectoryNode>(); + this.childNodes.add(node); + } + } + + /** + * Removes the node specified. + * + * @param node Node to be removed from the list of children + * @return true if this list of children contained the specified element + */ + public boolean removeChild(DirectoryNode node) { + return this.childNodes.remove(node); + } + + /** + * Retrieve the name of this node. + * + * @return Name of this node. + */ + public String getName() { + return this.name; + } + + public String toString() { + return this.name; + } + + /** + * Retrieve the file associated with this node. + * + * @return File that is associated with this node. + */ + public File getFile() { + return path; + } + + /** + * Retrieve the parent node. + * + * @return DirectoryNode representing the parent of the current node. + */ + public DirectoryNode getParent() { + return parent; + } + + /** + * Retrieves the list of child nodes. + * + * @return ArrayList of type DirectoryNode containing all the child nodes. + */ + public ArrayList<DirectoryNode> getChildren() { + return this.childNodes; + } + + /** + * Check if this node is a directory. + * + * @return True if node is directory. + */ + public boolean isDir() { + return path.isDirectory(); + } + + public File getInfoFile() { + return this.infoFile; + } + +} |