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Diffstat (limited to 'framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java')
| -rw-r--r-- | framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java b/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java new file mode 100644 index 00000000..c0dcce23 --- /dev/null +++ b/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java @@ -0,0 +1,192 @@ +package org.apache.maven.model.profile.activation; + +/* + * 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.io.File; + +import org.apache.maven.model.Activation; +import org.apache.maven.model.ActivationFile; +import org.apache.maven.model.Profile; +import org.apache.maven.model.building.ModelProblemCollector; +import org.apache.maven.model.building.ModelProblem.Severity; +import org.apache.maven.model.building.ModelProblem.Version; +import org.apache.maven.model.building.ModelProblemCollectorRequest; +import org.apache.maven.model.path.PathTranslator; +import org.apache.maven.model.profile.ProfileActivationContext; +import org.codehaus.plexus.component.annotations.Component; +import org.codehaus.plexus.component.annotations.Requirement; +import org.codehaus.plexus.interpolation.AbstractValueSource; +import org.codehaus.plexus.interpolation.MapBasedValueSource; +import org.codehaus.plexus.interpolation.RegexBasedInterpolator; +import org.codehaus.plexus.util.StringUtils; + +/** + * Determines profile activation based on the existence/absence of some file. + * File name interpolation support is limited to <code>${basedir}</code> (since Maven 3, + * see <a href="http://jira.codehaus.org/browse/MNG-2363">MNG-2363</a>), + * System properties and request properties. + * <code>${project.basedir}</code> is intentionally not supported as this form would suggest that other + * <code>${project.*}</code> expressions can be used, which is however beyond the design. + * + * @author Benjamin Bentmann + * @see ActivationFile + * @see org.apache.maven.model.validation.DefaultModelValidator#validateRawModel + */ +@Component( role = ProfileActivator.class, hint = "file" ) +public class FileProfileActivator + implements ProfileActivator +{ + + @Requirement + private PathTranslator pathTranslator; + + public FileProfileActivator setPathTranslator( PathTranslator pathTranslator ) + { + this.pathTranslator = pathTranslator; + return this; + } + + @Override + public boolean isActive( Profile profile, ProfileActivationContext context, ModelProblemCollector problems ) + { + Activation activation = profile.getActivation(); + + if ( activation == null ) + { + return false; + } + + ActivationFile file = activation.getFile(); + + if ( file == null ) + { + return false; + } + + String path; + boolean missing; + + if ( StringUtils.isNotEmpty( file.getExists() ) ) + { + path = file.getExists(); + missing = false; + } + else if ( StringUtils.isNotEmpty( file.getMissing() ) ) + { + path = file.getMissing(); + missing = true; + } + else + { + return false; + } + + RegexBasedInterpolator interpolator = new RegexBasedInterpolator(); + + final File basedir = context.getProjectDirectory(); + + if ( basedir != null ) + { + interpolator.addValueSource( new AbstractValueSource( false ) + { + @Override + public Object getValue( String expression ) + { + /* + * NOTE: We intentionally only support ${basedir} and not ${project.basedir} as the latter form + * would suggest that other project.* expressions can be used which is however beyond the design. + */ + if ( "basedir".equals( expression ) ) + { + return basedir.getAbsolutePath(); + } + return null; + } + } ); + } + else if ( path.contains( "${basedir}" ) ) + { + return false; + } + + interpolator.addValueSource( new MapBasedValueSource( context.getProjectProperties() ) ); + + interpolator.addValueSource( new MapBasedValueSource( context.getUserProperties() ) ); + + interpolator.addValueSource( new MapBasedValueSource( context.getSystemProperties() ) ); + + try + { + path = interpolator.interpolate( path, "" ); + } + catch ( Exception e ) + { + problems.add( new ModelProblemCollectorRequest( Severity.ERROR, Version.BASE ) + .setMessage( "Failed to interpolate file location " + path + " for profile " + profile.getId() + + ": " + e.getMessage() ) + .setLocation( file.getLocation( missing ? "missing" : "exists" ) ) + .setException( e ) ); + return false; + } + + path = pathTranslator.alignToBaseDirectory( path, basedir ); + + // replace activation value with interpolated value + if ( missing ) + { + file.setMissing( path ); + } + else + { + file.setExists( path ); + } + + File f = new File( path ); + + if ( !f.isAbsolute() ) + { + return false; + } + + boolean fileExists = f.exists(); + + return missing ? !fileExists : fileExists; + } + + @Override + public boolean presentInConfig( Profile profile, ProfileActivationContext context, ModelProblemCollector problems ) + { + Activation activation = profile.getActivation(); + + if ( activation == null ) + { + return false; + } + + ActivationFile file = activation.getFile(); + + if ( file == null ) + { + return false; + } + return true; + } + +} |