/*
* Copyright (C) 2009 JavaRosa
*
* Licensed 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.openrosa.client.jr.xpath.expr;
import java.io.IOException;
import org.openrosa.client.java.io.DataInputStream;
import org.openrosa.client.java.io.DataOutputStream;
import org.openrosa.client.jr.core.util.externalizable.DeserializationException;
import org.openrosa.client.jr.core.util.externalizable.ExtUtil;
import org.openrosa.client.jr.core.util.externalizable.ExtWrapTagged;
import org.openrosa.client.jr.core.util.externalizable.PrototypeFactory;
public abstract class XPathUnaryOpExpr extends XPathOpExpr {
public XPathExpression a;
public XPathUnaryOpExpr () { } //for deserialization of children
public XPathUnaryOpExpr (XPathExpression a) {
this.a = a;
}
public boolean equals (Object o) {
if (o instanceof XPathUnaryOpExpr) {
XPathUnaryOpExpr x = (XPathUnaryOpExpr)o;
return a.equals(x.a);
} else {
return false;
}
}
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
a = (XPathExpression)ExtUtil.read(in, new ExtWrapTagged(), pf);
}
public void writeExternal(DataOutputStream out) throws IOException {
ExtUtil.write(out, new ExtWrapTagged(a));
}
}