org.apache.maven.shared.release.version.HotfixVersionInfo Maven / Gradle / Ivy
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A maven plugin to support doing git-flow releases
package org.apache.maven.shared.release.version;
/*
* This is a modified version of DefaultVersionInfo from the maven-release-manager
* project that adds support for creating hotfix versions
* The original license is as follows:
*/
/*
* 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.
*/
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
import org.apache.maven.shared.release.versions.VersionInfo;
import org.apache.maven.shared.release.versions.VersionParseException;
import org.codehaus.plexus.util.StringUtils;
public class HotfixVersionInfo implements VersionInfo
{
private final String strVersion;
private final List digits;
private String annotation;
private String annotationRevision;
private final String buildSpecifier;
private String annotationSeparator;
private String annotationRevSeparator;
private final String buildSeparator;
private static final int DIGITS_INDEX = 1;
private static final int ANNOTATION_SEPARATOR_INDEX = 2;
private static final int ANNOTATION_INDEX = 3;
private static final int ANNOTATION_REV_SEPARATOR_INDEX = 4;
private static final int ANNOTATION_REVISION_INDEX = 5;
private static final int BUILD_SEPARATOR_INDEX = 6;
private static final int BUILD_SPECIFIER_INDEX = 7;
private static final String SNAPSHOT_IDENTIFIER = "SNAPSHOT";
private static final String DIGIT_SEPARATOR_STRING = ".";
public static final Pattern STANDARD_PATTERN = Pattern.compile(
"^((?:\\d+\\.)*\\d+)" // digit(s) and '.' repeated - followed by digit (version digits 1.22.0, etc)
+ "([-_])?" // optional - or _ (annotation separator)
+ "([a-zA-Z]*)" // alpha characters (looking for annotation - alpha, beta, RC, etc.)
+ "([-_])?" // optional - or _ (annotation revision separator)
+ "(\\d*)" // digits (any digits after rc or beta is an annotation revision)
+ "(?:([-_])?(.*?))?$" ); // - or _ followed everything else (build specifier)
/* *
* cmaki 02242009
* FIX for non-digit release numbers, e.g. trunk-SNAPSHOT or just SNAPSHOT
* This alternate pattern supports version numbers like:
* trunk-SNAPSHOT
* branchName-SNAPSHOT
* SNAPSHOT
*/
public static final Pattern ALTERNATE_PATTERN = Pattern.compile(
"^(SNAPSHOT|[a-zA-Z]+[_-]SNAPSHOT)" // for SNAPSHOT releases only (possible versions include: trunk-SNAPSHOT or SNAPSHOT)
);
/**
* Constructs this object and parses the supplied version string.
*
* @param version
*/
public HotfixVersionInfo( String version )
throws VersionParseException
{
strVersion = version;
// FIX for non-digit release numbers, e.g. trunk-SNAPSHOT or just SNAPSHOT
Matcher matcher = ALTERNATE_PATTERN.matcher( strVersion );
// TODO: hack because it didn't support "SNAPSHOT"
if ( matcher.matches() )
{
annotation = null;
digits = null;
buildSpecifier = version;
buildSeparator = null;
return;
}
Matcher m = STANDARD_PATTERN.matcher( strVersion );
if ( m.matches() )
{
digits = parseDigits( m.group( DIGITS_INDEX ) );
if ( !SNAPSHOT_IDENTIFIER.equals( m.group( ANNOTATION_INDEX ) ) )
{
annotationSeparator = m.group( ANNOTATION_SEPARATOR_INDEX );
annotation = nullIfEmpty( m.group( ANNOTATION_INDEX ) );
if ( StringUtils.isNotEmpty( m.group( ANNOTATION_REV_SEPARATOR_INDEX ) )
&& StringUtils.isEmpty( m.group( ANNOTATION_REVISION_INDEX ) ) )
{
// The build separator was picked up as the annotation revision separator
buildSeparator = m.group( ANNOTATION_REV_SEPARATOR_INDEX );
buildSpecifier = nullIfEmpty( m.group( BUILD_SPECIFIER_INDEX ) );
}
else
{
annotationRevSeparator = m.group( ANNOTATION_REV_SEPARATOR_INDEX );
annotationRevision = nullIfEmpty( m.group( ANNOTATION_REVISION_INDEX ) );
buildSeparator = m.group( BUILD_SEPARATOR_INDEX );
buildSpecifier = nullIfEmpty( m.group( BUILD_SPECIFIER_INDEX ) );
}
}
else
{
// Annotation was "SNAPSHOT" so populate the build specifier with that data
buildSeparator = m.group( ANNOTATION_SEPARATOR_INDEX );
buildSpecifier = nullIfEmpty( m.group( ANNOTATION_INDEX ) );
}
}
else
{
throw new VersionParseException( "Unable to parse the version string: \"" + version + "\"" );
}
}
public HotfixVersionInfo( List digits, String annotation, String annotationRevision, String buildSpecifier,
String annotationSeparator, String annotationRevSeparator, String buildSeparator )
{
this.digits = digits;
this.annotation = annotation;
this.annotationRevision = annotationRevision;
this.buildSpecifier = buildSpecifier;
this.annotationSeparator = annotationSeparator;
this.annotationRevSeparator = annotationRevSeparator;
this.buildSeparator = buildSeparator;
this.strVersion = getVersionString( this, buildSpecifier, buildSeparator );
}
public boolean isSnapshot()
{
return ArtifactUtils.isSnapshot( strVersion );
}
public VersionInfo getNextVersion()
{
HotfixVersionInfo version = null;
if ( digits != null )
{
List digits = new ArrayList( this.digits );
String annotationRevision = this.annotationRevision;
if ( StringUtils.isNumeric( annotationRevision ) )
{
annotationRevision = incrementVersionString( annotationRevision );
}
else
{
digits.set( digits.size() - 1, incrementVersionString( (String) digits.get( digits.size() - 1 ) ) );
}
version = new HotfixVersionInfo( digits, annotation, annotationRevision, buildSpecifier,
annotationSeparator, annotationRevSeparator, buildSeparator );
}
return version;
}
/**
* Compares this {@link HotfixVersionInfo} to the supplied {@link HotfixVersionInfo}
* to determine which version is greater.
*
* @param obj the comparison version
* @return the comparison value
* @throws IllegalArgumentException if the components differ between the objects or if either of the annotations can not be determined.
*/
public int compareTo( VersionInfo obj )
{
HotfixVersionInfo that = (HotfixVersionInfo) obj;
int result;
// TODO: this is a workaround for a bug in DefaultArtifactVersion - fix there - 1.01 < 1.01.01
if ( strVersion.startsWith( that.strVersion ) && !strVersion.equals( that.strVersion )
&& strVersion.charAt( that.strVersion.length() ) != '-' )
{
result = 1;
}
else if ( that.strVersion.startsWith( strVersion ) && !strVersion.equals( that.strVersion )
&& that.strVersion.charAt( strVersion.length() ) != '-' )
{
result = -1;
}
else
{
// TODO: this is a workaround for a bug in DefaultArtifactVersion - fix there - it should not consider case in comparing the qualifier
// NOTE: The combination of upper-casing and lower-casing is an approximation of String.equalsIgnoreCase()
String thisVersion = strVersion.toUpperCase( Locale.ENGLISH ).toLowerCase( Locale.ENGLISH );
String thatVersion = that.strVersion.toUpperCase( Locale.ENGLISH ).toLowerCase( Locale.ENGLISH );
result = new DefaultArtifactVersion( thisVersion ).compareTo( new DefaultArtifactVersion( thatVersion ) );
}
return result;
}
public boolean equals( Object obj )
{
if ( !( obj instanceof HotfixVersionInfo ) )
{
return false;
}
return compareTo( (VersionInfo) obj ) == 0;
}
/**
* Takes a string and increments it as an integer.
* Preserves any lpad of "0" zeros.
*
* @param s
*/
protected String incrementVersionString( String s )
{
int n = Integer.valueOf( s ).intValue() + 1;
String value = String.valueOf( n );
if ( value.length() < s.length() )
{
// String was left-padded with zeros
value = StringUtils.leftPad( value, s.length(), "0" );
}
return value;
}
public String getSnapshotVersionString()
{
if ( strVersion.equals( Artifact.SNAPSHOT_VERSION ) )
{
return strVersion;
}
String baseVersion = getReleaseVersionString();
if ( baseVersion.length() > 0 )
{
baseVersion += "-";
}
return baseVersion + Artifact.SNAPSHOT_VERSION;
}
public String getReleaseVersionString()
{
String baseVersion = strVersion;
Matcher m = Artifact.VERSION_FILE_PATTERN.matcher( baseVersion );
if ( m.matches() )
{
baseVersion = m.group( 1 );
}
// MRELEASE-623 SNAPSHOT is case-insensitive
else if ( StringUtils.right( baseVersion, 9 ).equalsIgnoreCase( "-" + Artifact.SNAPSHOT_VERSION ) )
{
baseVersion = baseVersion.substring( 0, baseVersion.length() - Artifact.SNAPSHOT_VERSION.length() - 1 );
}
else if ( baseVersion.equals( Artifact.SNAPSHOT_VERSION ) )
{
baseVersion = "1.0";
}
return baseVersion;
}
//if starting at 1.1, returns 1.1.1
public String getHotfixVersionString()
{
HotfixVersionInfo version = null;
if ( digits != null )
{
List digits = new ArrayList( this.digits );
digits.add("1");
version = new HotfixVersionInfo( digits, annotation, annotationRevision, buildSpecifier, annotationSeparator, annotationRevSeparator, buildSeparator );
}
return version.getReleaseVersionString();
}
//if starting at 1.1, returns 1.0.1
public String getDecrementedHotfixVersionString()
{
HotfixVersionInfo version = null;
if ( digits != null )
{
List digits = new ArrayList( this.digits );
String lastDigit = digits.get(digits.size() - 1);
int n = Integer.valueOf(lastDigit).intValue();
if(n > 0)
{
digits.set(digits.size() - 1, Integer.toString(n - 1));
digits.add("1");
}
else
{
digits.set(digits.size() - 1, "1");
}
version = new HotfixVersionInfo( digits, annotation, annotationRevision, buildSpecifier,annotationSeparator, annotationRevSeparator, buildSeparator );
}
return version.getReleaseVersionString();
}
public String toString()
{
return strVersion;
}
protected static String getVersionString( HotfixVersionInfo info, String buildSpecifier, String buildSeparator )
{
StringBuilder sb = new StringBuilder();
if ( info.digits != null )
{
sb.append( joinDigitString( info.digits ) );
}
if ( StringUtils.isNotEmpty( info.annotation ) )
{
sb.append( StringUtils.defaultString( info.annotationSeparator ) );
sb.append( info.annotation );
}
if ( StringUtils.isNotEmpty( info.annotationRevision ) )
{
if ( StringUtils.isEmpty( info.annotation ) )
{
sb.append( StringUtils.defaultString( info.annotationSeparator ) );
}
else
{
sb.append( StringUtils.defaultString( info.annotationRevSeparator ) );
}
sb.append( info.annotationRevision );
}
if ( StringUtils.isNotEmpty( buildSpecifier ) )
{
sb.append( StringUtils.defaultString( buildSeparator ) );
sb.append( buildSpecifier );
}
return sb.toString();
}
/**
* Simply joins the items in the list with "." period
*
* @param digits
*/
protected static String joinDigitString( List digits )
{
return digits != null ? StringUtils.join( digits.iterator(), DIGIT_SEPARATOR_STRING ) : null;
}
/**
* Splits the string on "." and returns a list
* containing each digit.
*
* @param strDigits
*/
private List parseDigits( String strDigits )
{
return Arrays.asList( StringUtils.split( strDigits, DIGIT_SEPARATOR_STRING ) );
}
//--------------------------------------------------
// Getters & Setters
//--------------------------------------------------
private static String nullIfEmpty( String s )
{
return StringUtils.isEmpty( s ) ? null : s;
}
public List getDigits()
{
return digits;
}
public String getAnnotation()
{
return annotation;
}
public String getAnnotationRevision()
{
return annotationRevision;
}
public String getBuildSpecifier()
{
return buildSpecifier;
}
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