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/*
* Copyright 2017 Viktor Csomor
*
* 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 net.viktorc.pp4j.impl;
import net.viktorc.pp4j.api.JavaProcessOptions;
/**
* A simple implementation of the {@link net.viktorc.pp4j.api.JavaProcessOptions} interface for the
* definition of JVM options and the timeout interval of Java processes.
*
* @author Viktor Csomor
*
*/
public class SimpleJavaProcessOptions implements JavaProcessOptions {
private JVMArch arch;
private JVMType type;
private int initHeapSizeMb;
private int maxHeapSizeMb;
private int stackSizeKb;
private long keepAliveTime;
/**
* Constructs an instance according to the specified parameters.
*
* @param arch The architecture of the JVM. If it is null, it will be ignored.
* @param type The type of the JVM. If it is null, it will be ignored.
* @param initHeapSizeMb The initial heap size of the JVM in megabytes. If it is non-positive, it will
* be ignored.
* @param maxHeapSizeMb The maximum heap size of the JVM in megabytes. If it is non-positive, it will
* be ignored.
* @param stackSizeKb The maximum stack size of the JVM in kilobytes. If it is non-positive, it will
* be ignored.
* @param keepAliveTime The number of milliseconds after which idle processes are terminated. If it
* is non-positive, the life span of the process will not be limited.
*/
public SimpleJavaProcessOptions(JVMArch arch, JVMType type, int initHeapSizeMb, int maxHeapSizeMb,
int stackSizeKb, long keepAliveTime) {
this.arch = arch;
this.type = type;
this.initHeapSizeMb = initHeapSizeMb;
this.maxHeapSizeMb = maxHeapSizeMb;
this.stackSizeKb = stackSizeKb;
this.keepAliveTime = keepAliveTime;
}
/**
* Constructs an instance according to the specified parameters.
*
* @param initHeapSizeMb The initial heap size of the JVM in megabytes. If it is non-positive, it will
* be ignored.
* @param maxHeapSizeMb The maximum heap size of the JVM in megabytes. If it is non-positive, it will
* be ignored.
* @param stackSizeKb The maximum stack size of the JVM in kilobytes. If it is non-positive, it will
* be ignored.
* @param keepAliveTime The number of milliseconds after which idle processes are terminated. If it
* is non-positive, the life span of the process will not be limited.
*/
public SimpleJavaProcessOptions(int initHeapSizeMb, int maxHeapSizeMb, int stackSizeKb,
long keepAliveTime) {
this(null, null, initHeapSizeMb, maxHeapSizeMb, stackSizeKb, keepAliveTime);
}
/**
* Constructs an instance according to the specified parameters.
*
* @param keepAliveTime The number of milliseconds after which idle processes are terminated. If it
* is non-positive, the life span of the process will not be limited.
*/
public SimpleJavaProcessOptions(long keepAliveTime) {
this(null, null, 0, 0, 0, keepAliveTime);
}
@Override
public JVMArch getArch() {
return arch;
}
@Override
public JVMType getType() {
return type;
}
@Override
public int getInitHeapSizeMb() {
return initHeapSizeMb;
}
@Override
public int getMaxHeapSizeMb() {
return maxHeapSizeMb;
}
@Override
public int getStackSizeKb() {
return stackSizeKb;
}
@Override
public long getKeepAliveTime() {
return keepAliveTime;
}
}
