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/*
* #%L
* %%
* Copyright (C) 2011 - 2019 BMW Car IT GmbH
* %%
* 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.
* #L%
*/
package io.joynr.messaging;
import static io.joynr.messaging.MessagingQosEffort.NORMAL;
import java.util.HashMap;
import java.util.Map;
public class MessagingQos {
public static final int DEFAULT_TTL = 60000;
public static final Map DEFAULTQOS = new HashMap();
private long ttl_ms;
private Map customHeaders = new HashMap<>();
private MessagingQosEffort effort;
private boolean encrypt;
private boolean compress = false;
public MessagingQos(MessagingQos src) {
ttl_ms = src.getRoundTripTtl_ms();
effort = src.getEffort();
encrypt = src.getEncrypt();
compress = src.getCompress();
}
/**
* MessagingQos with default values
*/
public MessagingQos() {
this(DEFAULT_TTL);
}
/**
* @param ttl_ms Roundtrip timeout for rpc requests.
*/
public MessagingQos(long ttl_ms) {
this(ttl_ms, NORMAL);
}
/**
* @param ttl_ms Roundtrip timeout for rpc requests.
* @param effort the effort to expend in ensuring message delivery.
*/
public MessagingQos(long ttl_ms, MessagingQosEffort effort) {
this(ttl_ms, effort, false);
}
/**
* @param ttl_ms Roundtrip timeout for rpc requests.
* @param effort the effort to expend in ensuring message delivery.
*/
public MessagingQos(MessagingQosEffort effort) {
this(DEFAULT_TTL, effort, false);
}
/**
* @param effort the effort to expend in ensuring message delivery.
* @param encrypt specifies, whether messages will be sent encrypted
*/
public MessagingQos(MessagingQosEffort effort, boolean encrypt) {
this(DEFAULT_TTL, effort, encrypt);
}
/**
* @param encrypt specifies, whether messages will be sent encrypted
*/
public MessagingQos(boolean encrypt) {
this(DEFAULT_TTL, encrypt);
}
/**
* @param ttl_ms Roundtrip timeout for rpc requests.
* @param encrypt specifies, whether messages will be sent encrypted
*/
public MessagingQos(long ttl_ms, boolean encrypt) {
this(ttl_ms, NORMAL, encrypt);
}
/**
* @param ttl_ms Roundtrip timeout for rpc requests.
* @param effort the effort to expend in ensuring message delivery.
* @param encrypt specifies, whether messages will be sent encrypted
*/
public MessagingQos(long ttl_ms, MessagingQosEffort effort, boolean encrypt) {
this.ttl_ms = ttl_ms;
this.effort = effort;
this.encrypt = encrypt;
}
public long getRoundTripTtl_ms() {
return ttl_ms;
}
/**
* @param ttl_ms Time to live for a joynr message and the corresponding answer on the complete way from the sender to
* the receiver and back.
*/
public void setTtl_ms(final long ttl_ms) {
this.ttl_ms = ttl_ms;
}
public MessagingQosEffort getEffort() {
return effort;
}
public void setEffort(MessagingQosEffort effort) {
this.effort = effort;
}
/**
* Gets Encrypt
*
* @return specifies, whether messages will be sent encrypted
*/
public boolean getEncrypt() {
return encrypt;
}
/**
* @param encrypt specifies, whether messages will be sent encrypted
*/
public void setEncrypt(boolean encrypt) {
this.encrypt = encrypt;
}
/**
* Gets Compress
*
* @return specifies, whether messages will be sent compressed
*/
public boolean getCompress() {
return compress;
}
/**
* @param compress specifies, whether messages will be sent compressed
*/
public void setCompress(boolean compress) {
this.compress = compress;
}
/**
* @param key may contain ascii alphanumeric or hyphen.
* @param value may contain alphanumeric, space, semi-colon, colon, comma, plus, ampersand, question mark, hyphen,
* dot, star, forward slash and back slash.
* @Throws {@link IllegalArgumentException} if key or value contain any illegal characters
*/
public void putCustomMessageHeader(String key, String value) {
checkKeyAndValue(key, value);
customHeaders.put(key, value);
}
/**
* @param newCustomHeaders map containing custom headers.
* Keys may contain ascii alphanumeric or hyphen.
* Values may contain alphanumeric, space, semi-colon, colon, comma, plus, ampersand, question mark,
* hyphen, dot, star, forward slash and back slash.
* @Throws {@link IllegalArgumentException} if key or value contain any illegal characters
*/
public void putAllCustomMessageHeaders(Map newCustomHeaders) {
for (Map.Entry entry : newCustomHeaders.entrySet()) {
checkKeyAndValue(entry.getKey(), entry.getValue());
}
customHeaders.putAll(newCustomHeaders);
}
/**
* @param key may contain ascii alphanumeric or hyphen.
* @param value may contain alphanumeric, space, semi-colon, colon, comma, plus, ampersand, question mark, hyphen,
* dot, star, forward slash and back slash.
*/
private void checkKeyAndValue(String key, String value) {
String keyPattern = "^[a-zA-Z0-9\\-]*$";
String valuePattern = "^[a-zA-Z0-9 ;:,+&\\?\\-\\.\\*\\/\\\\]*$";
if (!key.matches(keyPattern)) {
throw new IllegalArgumentException("key may only contain alphanumeric characters");
}
if (!value.matches(valuePattern)) {
throw new IllegalArgumentException("value contains illegal character. See JavaDoc for allowed characters");
}
}
public Map getCustomMessageHeaders() {
return customHeaders;
}
@Override
public String toString() {
return "MessagingQos [" + "compress=" + this.compress + ", " + "customHeaders=" + this.customHeaders.toString()
+ ", " + "effort=" + this.effort.toString() + ", " + "encrypt=" + this.encrypt + ", " + "ttl_ms="
+ this.ttl_ms + "]";
}
/**
* Calculate code for hashing based on member contents
*
* @return The calculated hash code
*/
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + (int) (ttl_ms ^ (ttl_ms >>> 32));
result = prime * result + ((effort == null) ? 0 : effort.hashCode());
result = prime * result + ((customHeaders == null) ? 0 : customHeaders.hashCode());
result = prime * result + Boolean.hashCode(encrypt);
result = prime * result + Boolean.hashCode(compress);
return result;
}
/**
* Check for equality
*
* @param obj Reference to the object to compare to
* @return true, if objects are equal, false otherwise
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
MessagingQos other = (MessagingQos) obj;
if (ttl_ms != other.ttl_ms) {
return false;
}
if (effort != other.effort) {
return false;
}
if (encrypt != other.encrypt) {
return false;
}
if (compress != other.compress) {
return false;
}
if (!customHeaders.equals(other.customHeaders)) {
return false;
}
return true;
}
}
