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/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package ch.boye.httpclientandroidlib.config;
import ch.boye.httpclientandroidlib.util.Args;
/**
* HTTP Message constraints: line length and header count.
*
* @since 4.3
*/
public class MessageConstraints implements Cloneable {
public static final MessageConstraints DEFAULT = new Builder().build();
private final int maxLineLength;
private final int maxHeaderCount;
MessageConstraints(final int maxLineLength, final int maxHeaderCount) {
super();
this.maxLineLength = maxLineLength;
this.maxHeaderCount = maxHeaderCount;
}
public int getMaxLineLength() {
return maxLineLength;
}
public int getMaxHeaderCount() {
return maxHeaderCount;
}
@Override
protected MessageConstraints clone() throws CloneNotSupportedException {
return (MessageConstraints) super.clone();
}
@Override
public String toString() {
final StringBuilder builder = new StringBuilder();
builder.append("[maxLineLength=").append(maxLineLength)
.append(", maxHeaderCount=").append(maxHeaderCount)
.append("]");
return builder.toString();
}
public static MessageConstraints lineLen(final int max) {
return new MessageConstraints(Args.notNegative(max, "Max line length"), -1);
}
public static MessageConstraints.Builder custom() {
return new Builder();
}
public static MessageConstraints.Builder copy(final MessageConstraints config) {
Args.notNull(config, "Message constraints");
return new Builder()
.setMaxHeaderCount(config.getMaxHeaderCount())
.setMaxLineLength(config.getMaxLineLength());
}
public static class Builder {
private int maxLineLength;
private int maxHeaderCount;
Builder() {
this.maxLineLength = -1;
this.maxHeaderCount = -1;
}
public Builder setMaxLineLength(final int maxLineLength) {
this.maxLineLength = maxLineLength;
return this;
}
public Builder setMaxHeaderCount(final int maxHeaderCount) {
this.maxHeaderCount = maxHeaderCount;
return this;
}
public MessageConstraints build() {
return new MessageConstraints(maxLineLength, maxHeaderCount);
}
}
}
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