1 files changed, 138 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/toolchain/building/DefaultToolchainsBuilder.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/toolchain/building/DefaultToolchainsBuilder.java
new file mode 100644
index 00000000..7983388b
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/toolchain/building/DefaultToolchainsBuilder.java
@@ -0,0 +1,138 @@
+package org.apache.maven.toolchain.building;
+
+/*
+ * 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.IOException;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+
+import javax.inject.Inject;
+import javax.inject.Named;
+import javax.inject.Singleton;
+
+import org.apache.maven.building.Problem;
+import org.apache.maven.building.ProblemCollector;
+import org.apache.maven.building.ProblemCollectorFactory;
+import org.apache.maven.building.Source;
+import org.apache.maven.toolchain.io.ToolchainsParseException;
+import org.apache.maven.toolchain.io.ToolchainsReader;
+import org.apache.maven.toolchain.merge.MavenToolchainMerger;
+import org.apache.maven.toolchain.model.PersistedToolchains;
+import org.apache.maven.toolchain.model.TrackableBase;
+
+/**
+ * 
+ * @author Robert Scholte
+ * @since 3.3.0
+ */
+@Named
+@Singleton
+public class DefaultToolchainsBuilder
+    implements ToolchainsBuilder
+{
+    private MavenToolchainMerger toolchainsMerger = new MavenToolchainMerger();
+    
+    @Inject
+    private ToolchainsReader toolchainsReader;
+
+    @Override
+    public ToolchainsBuildingResult build( ToolchainsBuildingRequest request )
+        throws ToolchainsBuildingException
+    {
+        ProblemCollector problems = ProblemCollectorFactory.newInstance( null );
+        
+        PersistedToolchains globalToolchains = readToolchains( request.getGlobalToolchainsSource(), request, problems );
+
+        PersistedToolchains userToolchains = readToolchains( request.getUserToolchainsSource(), request, problems );
+
+        toolchainsMerger.merge( userToolchains, globalToolchains, TrackableBase.GLOBAL_LEVEL );
+        
+        problems.setSource( "" );
+        
+        if ( hasErrors( problems.getProblems() ) )
+        {
+            throw new ToolchainsBuildingException( problems.getProblems() );
+        }
+        
+        
+        return new DefaultToolchainsBuildingResult( userToolchains, problems.getProblems() );
+    }
+
+    private PersistedToolchains readToolchains( Source toolchainsSource, ToolchainsBuildingRequest request,
+                                                ProblemCollector problems )
+    {
+        if ( toolchainsSource == null )
+        {
+            return new PersistedToolchains();
+        }
+
+        PersistedToolchains toolchains;
+
+        try
+        {
+            Map<String, ?> options = Collections.singletonMap( ToolchainsReader.IS_STRICT, Boolean.TRUE );
+
+            try
+            {
+                toolchains = toolchainsReader.read( toolchainsSource.getInputStream(), options );
+            }
+            catch ( ToolchainsParseException e )
+            {
+                options = Collections.singletonMap( ToolchainsReader.IS_STRICT, Boolean.FALSE );
+
+                toolchains = toolchainsReader.read( toolchainsSource.getInputStream(), options );
+
+                problems.add( Problem.Severity.WARNING, e.getMessage(), e.getLineNumber(), e.getColumnNumber(),
+                              e );
+            }
+        }
+        catch ( ToolchainsParseException e )
+        {
+            problems.add( Problem.Severity.FATAL, "Non-parseable toolchains " + toolchainsSource.getLocation()
+                + ": " + e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
+            return new PersistedToolchains();
+        }
+        catch ( IOException e )
+        {
+            problems.add( Problem.Severity.FATAL, "Non-readable toolchains " + toolchainsSource.getLocation()
+                + ": " + e.getMessage(), -1, -1, e );
+            return new PersistedToolchains();
+        }
+
+        return toolchains;
+    }
+    
+    private boolean hasErrors( List<Problem> problems )
+    {
+        if ( problems != null )
+        {
+            for ( Problem problem : problems )
+            {
+                if ( Problem.Severity.ERROR.compareTo( problem.getSeverity() ) >= 0 )
+                {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+}