| /* |
| * Copyright (c) 2015, 2016 Eike Stepper (Loehne, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.oomph.jreinfo; |
| |
| import org.eclipse.oomph.util.StringUtil; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public final class JREFilter |
| { |
| private final Integer major; |
| |
| private final Integer minor; |
| |
| private final Integer micro; |
| |
| private final Integer bitness; |
| |
| private final Boolean jdk; |
| |
| public JREFilter() |
| { |
| this((Integer)null, (Integer)null, (Integer)null); |
| } |
| |
| public JREFilter(Integer major, Integer minor, Integer micro) |
| { |
| this(major, minor, micro, null); |
| } |
| |
| public JREFilter(Integer major, Integer minor, Integer micro, Integer bitness) |
| { |
| this(major, minor, micro, bitness, null); |
| } |
| |
| public JREFilter(Integer major, Integer minor, Integer micro, Integer bitness, Boolean jdk) |
| { |
| if (major == null && minor != null) |
| { |
| throw new IllegalArgumentException("Minor can't be non-null if major is null"); |
| } |
| |
| if (minor == null && micro != null) |
| { |
| throw new IllegalArgumentException("Micro can't be non-null if minor is null"); |
| } |
| |
| this.major = major; |
| this.minor = minor; |
| this.micro = micro; |
| this.bitness = bitness; |
| this.jdk = jdk; |
| } |
| |
| public JREFilter(int bitness) |
| { |
| this(null, null, null, bitness, null); |
| } |
| |
| public JREFilter(boolean jdk) |
| { |
| this(null, null, null, null, jdk); |
| } |
| |
| public JREFilter(String version, Integer bitness, Boolean jdk) |
| { |
| if (StringUtil.isEmpty(version)) |
| { |
| major = null; |
| minor = null; |
| micro = null; |
| } |
| else |
| { |
| String[] tokens = version.split("\\."); |
| major = getSegment(tokens, 0); |
| minor = getSegment(tokens, 1); |
| micro = getSegment(tokens, 2); |
| } |
| |
| this.bitness = bitness; |
| this.jdk = jdk; |
| } |
| |
| public Integer getMajor() |
| { |
| return major; |
| } |
| |
| public Integer getMinor() |
| { |
| return minor; |
| } |
| |
| public Integer getMicro() |
| { |
| return micro; |
| } |
| |
| public Integer getBitness() |
| { |
| return bitness; |
| } |
| |
| public Boolean isJDK() |
| { |
| return jdk; |
| } |
| |
| public String getQuery() |
| { |
| return safe(JREManager.OS_TYPE.ordinal()) + "_" + safe(major) + "_" + safe(minor) + "_" + safe(micro) + "_" + safe(bitness) + "_" |
| + (Boolean.TRUE.equals(jdk) ? "1" : "0"); |
| } |
| |
| @Override |
| public String toString() |
| { |
| StringBuilder builder = new StringBuilder(); |
| if (major != null) |
| { |
| builder.append(major); |
| } |
| |
| if (minor != null) |
| { |
| builder.append("." + minor); |
| } |
| |
| if (micro != null) |
| { |
| builder.append("." + micro); |
| } |
| |
| if (bitness != null) |
| { |
| if (builder.length() != 0) |
| { |
| builder.append(" "); |
| } |
| |
| builder.append(bitness); |
| builder.append(" Bit"); |
| } |
| |
| if (builder.length() != 0) |
| { |
| builder.append(" "); |
| } |
| |
| if (jdk != null) |
| { |
| builder.append(jdk ? " JDK" : " JRE"); |
| } |
| else |
| { |
| builder.append("VM"); |
| } |
| |
| return builder.toString(); |
| } |
| |
| private static Integer getSegment(String[] tokens, int i) |
| { |
| if (tokens.length > i) |
| { |
| try |
| { |
| return Integer.parseInt(tokens[i]); |
| } |
| catch (NumberFormatException ex) |
| { |
| //$FALL-THROUGH$ |
| } |
| } |
| |
| return null; |
| } |
| |
| private static String safe(Integer parameter) |
| { |
| return parameter == null ? "0" : parameter.toString(); |
| } |
| } |