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Diffstat (limited to 'libjava/gnu/xml/xpath/NodeTypeTest.java')
-rw-r--r-- | libjava/gnu/xml/xpath/NodeTypeTest.java | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/libjava/gnu/xml/xpath/NodeTypeTest.java b/libjava/gnu/xml/xpath/NodeTypeTest.java new file mode 100644 index 0000000..d7798a2 --- /dev/null +++ b/libjava/gnu/xml/xpath/NodeTypeTest.java @@ -0,0 +1,130 @@ +/* NodeTypeTest.java -- + Copyright (C) 2004 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath 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; either version 2, or (at your option) +any later version. + +GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 gnu.xml.xpath; + +import org.w3c.dom.Node; + +/** + * Tests whether a node is of a given type. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +public final class NodeTypeTest + extends Test +{ + + final short type; + final String data; + + public NodeTypeTest(short type) + { + this(type, null); + } + + public NodeTypeTest(short type, String data) + { + this.type = type; + this.data = data; + } + + public short getNodeType() + { + return type; + } + + public String getData() + { + return data; + } + + public boolean matches(Node node, int pos, int len) + { + short nodeType = node.getNodeType(); + switch (nodeType) + { + case Node.ELEMENT_NODE: + case Node.ATTRIBUTE_NODE: + case Node.TEXT_NODE: + case Node.CDATA_SECTION_NODE: + case Node.COMMENT_NODE: + case Node.PROCESSING_INSTRUCTION_NODE: + if (type > 0) + { + if (nodeType != type) + { + return false; + } + if (data != null && !data.equals(node.getNodeValue())) + { + return false; + } + } + return true; + default: + // Not part of XPath data model + return false; + } + } + + public Test clone(Object context) + { + return new NodeTypeTest(type, data); + } + + public String toString() + { + switch (type) + { + case 0: + return "node()"; + case Node.TEXT_NODE: + return "text()"; + case Node.COMMENT_NODE: + return "comment()"; + case Node.PROCESSING_INSTRUCTION_NODE: + if (data != null) + { + return "processing-instruction('" + data + "')"; + } + return "processing-instruction()"; + default: + throw new IllegalStateException(); + } + } + +} |