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Diffstat (limited to 'libjava/classpath/gnu/xml/stream/XMLEventImpl.java')
| -rw-r--r-- | libjava/classpath/gnu/xml/stream/XMLEventImpl.java | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/xml/stream/XMLEventImpl.java b/libjava/classpath/gnu/xml/stream/XMLEventImpl.java new file mode 100644 index 000000000..2e650bf74 --- /dev/null +++ b/libjava/classpath/gnu/xml/stream/XMLEventImpl.java @@ -0,0 +1,198 @@ +/* XMLEventImpl.java -- + Copyright (C) 2005,2006 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., 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 gnu.xml.stream; + +import gnu.java.lang.CPStringBuilder; + +import java.io.Writer; +import javax.xml.namespace.QName; +import javax.xml.stream.Location; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.events.Characters; +import javax.xml.stream.events.EndElement; +import javax.xml.stream.events.StartElement; +import javax.xml.stream.events.XMLEvent; + +/** + * An XML stream event. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +public abstract class XMLEventImpl + implements XMLEvent +{ + + protected final Location location; + + protected XMLEventImpl(Location location) + { + this.location = location; + } + + public abstract int getEventType(); + + public Location getLocation() + { + return location; + } + + public boolean isStartElement() + { + return getEventType() == START_ELEMENT; + } + + public boolean isAttribute() + { + return getEventType() == ATTRIBUTE; + } + + public boolean isNamespace() + { + return getEventType() == NAMESPACE; + } + + public boolean isEndElement() + { + return getEventType() == END_ELEMENT; + } + + public boolean isEntityReference() + { + return getEventType() == ENTITY_REFERENCE; + } + + public boolean isProcessingInstruction() + { + return getEventType() == PROCESSING_INSTRUCTION; + } + + public boolean isCharacters() + { + int et = getEventType(); + return et == CHARACTERS || et == CDATA; + } + + public boolean isStartDocument() + { + return getEventType() == START_DOCUMENT; + } + + public boolean isEndDocument() + { + return getEventType() == END_DOCUMENT; + } + + public StartElement asStartElement() + { + return (StartElement) this; + } + + public EndElement asEndElement() + { + return (EndElement) this; + } + + public Characters asCharacters() + { + return (Characters) this; + } + + public QName getSchemaType() + { + return null; + } + + public abstract void writeAsEncodedUnicode(Writer writer) + throws XMLStreamException; + + protected String encode(String text, boolean inAttr) + { + int len = text.length(); + CPStringBuilder buf = null; + for (int i = 0; i < len; i++) + { + char c = text.charAt(i); + if (c == '<') + { + if (buf == null) + { + buf = new CPStringBuilder(text.substring(0, i)); + } + buf.append("<"); + } + else if (c == '>') + { + if (buf == null) + { + buf = new CPStringBuilder(text.substring(0, i)); + } + buf.append(">"); + } + else if (c == '&') + { + if (buf == null) + { + buf = new CPStringBuilder(text.substring(0, i)); + } + buf.append("&"); + } + else if (c == '\'' && inAttr) + { + if (buf == null) + { + buf = new CPStringBuilder(text.substring(0, i)); + } + buf.append("'"); + } + else if (c == '"' && inAttr) + { + if (buf == null) + { + buf = new CPStringBuilder(text.substring(0, i)); + } + buf.append("""); + } + else if (buf != null) + { + buf.append(c); + } + } + return (buf == null) ? text : buf.toString(); + } + +} |