/**
* 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.nutch.crawl;
import java.io.*;
import org.apache.hadoop.io.*;
/* An incoming link to a page. */
public class Inlink implements Writable {
private String fromUrl;
private String anchor;
public Inlink() {}
public Inlink(String fromUrl, String anchor) {
this.fromUrl = fromUrl;
this.anchor = anchor;
}
public void readFields(DataInput in) throws IOException {
fromUrl = Text.readString(in);
anchor = Text.readString(in);
}
/** Skips over one Inlink in the input. */
public static void skip(DataInput in) throws IOException {
Text.skip(in); // skip fromUrl
Text.skip(in); // skip anchor
}
public void write(DataOutput out) throws IOException {
Text.writeString(out, fromUrl);
Text.writeString(out, anchor);
}
public static Inlink read(DataInput in) throws IOException {
Inlink inlink = new Inlink();
inlink.readFields(in);
return inlink;
}
public String getFromUrl() { return fromUrl; }
public String getAnchor() { return anchor; }
public boolean equals(Object o) {
if (!(o instanceof Inlink))
return false;
Inlink other = (Inlink)o;
return
this.fromUrl.equals(other.fromUrl) &&
this.anchor.equals(other.anchor);
}
public int hashCode() {
return fromUrl.hashCode() ^ anchor.hashCode();
}
public String toString() {
return "fromUrl: " + fromUrl + " anchor: " + anchor;
}
}