Package org.kie.internal.builder

Examples of org.kie.internal.builder.ResourceChangeSet

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        ArrayList<String> removedFiles = new ArrayList<String>( originalFiles );
        removedFiles.removeAll( currentFiles );
        if( ! removedFiles.isEmpty() ) {
            for( String file : removedFiles ) {
                // there should be a way to get the JAR name/url to produce a proper URL for the file in it
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.REMOVED ) );
            }
        }

        for( String file : currentFiles ) {
            if( originalFiles.contains( file ) ) {
                // check for modification
                byte[] ob = original.getBytes( file );
                byte[] cb = currentJar.getBytes( file );
                if( ! Arrays.equals( ob, cb ) ) {
                    // parse the file to figure out the difference
                    result.getChanges().put( file, diffResource( file, ob, cb ) );
                }
            } else {
                // file was added
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.ADDED ) );
            }
        }
       
        return result;
    }
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    public ResourceChangeSet diffResource(String file,
                                          byte[] ob,
                                          byte[] cb) {
        ResourceChangeSet pkgcs = new ResourceChangeSet( file, ChangeType.UPDATED );
        ResourceType type = ResourceType.determineResourceType( file );
        if( ResourceType.DRL.equals( type ) || ResourceType.GDRL.equals( type ) || ResourceType.RDRL.equals( type )) {
            try {
                PackageDescr opkg = new DrlParser().parse( new ByteArrayResource( ob ) );
                PackageDescr cpkg = new DrlParser().parse( new ByteArrayResource( cb ) );
               
                List<RuleDescr> orules = new ArrayList<RuleDescr>( opkg.getRules() ); // needs to be cloned
                String pkgName = isEmpty(cpkg.getName()) ? getDefaultPackageName() : cpkg.getName();

                for( RuleDescr crd : cpkg.getRules() ) {
                    pkgcs.getLoadOrder().add(new ResourceChangeSet.RuleLoadOrder(pkgName, crd.getName(), crd.getLoadOrder() ) );

                    // unfortunately have to iterate search for a rule with the same name
                    boolean found = false;
                    for( Iterator<RuleDescr> it = orules.iterator(); it.hasNext(); ) {
                        RuleDescr ord = it.next();
                        if( ord.getName().equals( crd.getName() ) ) {
                            found = true;
                            it.remove();
                           
                            // using byte[] comparison because using the descriptor equals() method
                            // is brittle and heavier than iterating an array
                            if( !segmentEquals(ob, ord.getStartCharacter(), ord.getEndCharacter(),
                                    cb, crd.getStartCharacter(), crd.getEndCharacter() ) ) {
                                pkgcs.getChanges().add( new ResourceChange( ChangeType.UPDATED,
                                                                            ResourceChange.Type.RULE,
                                                                            crd.getName() ) );
                            }
                            break;
                        }
                    }
                    if( !found ) {
                        pkgcs.getChanges().add( new ResourceChange( ChangeType.ADDED,
                                                                    ResourceChange.Type.RULE,
                                                                    crd.getName() ) );
                    }
                }
               
                for( RuleDescr ord : orules ) {
                    pkgcs.getChanges().add( new ResourceChange( ChangeType.REMOVED,
                                                                ResourceChange.Type.RULE,
                                                                ord.getName() ) );
                }
            } catch ( Exception e ) {
                logger.error( "Error analyzing the contents of "+file+". Skipping.", e );
            }
        }
        Collections.sort( pkgcs.getChanges(), new Comparator<ResourceChange>() {
            public int compare(ResourceChange o1,
                               ResourceChange o2) {
                return o1.getChangeType().ordinal() - o2.getChangeType().ordinal();
            }
        } );
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        ArrayList<String> removedFiles = new ArrayList<String>( originalFiles );
        removedFiles.removeAll( currentFiles );
        if( ! removedFiles.isEmpty() ) {
            for( String file : removedFiles ) {
                // there should be a way to get the JAR name/url to produce a proper URL for the file in it
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.REMOVED ) );
            }
        }

        for( String file : currentFiles ) {
            if( originalFiles.contains( file ) ) {
                // check for modification
                byte[] ob = original.getBytes( file );
                byte[] cb = currentJar.getBytes( file );
                if( ! Arrays.equals( ob, cb ) ) {
                    // parse the file to figure out the difference
                    result.getChanges().put( file, diffResource( file, ob, cb ) );
                }
            } else {
                // file was added
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.ADDED ) );
            }
        }
       
        return result;
    }
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    public ResourceChangeSet diffResource(String file,
                                          byte[] ob,
                                          byte[] cb) {
        ResourceChangeSet pkgcs = new ResourceChangeSet( file, ChangeType.UPDATED );
        ResourceType type = ResourceType.determineResourceType( file );
        if( ResourceType.DRL.equals( type ) || ResourceType.GDRL.equals( type ) || ResourceType.RDRL.equals( type ) || ResourceType.TDRL.equals( type )) {
            try {
                PackageDescr opkg = new DrlParser().parse( new ByteArrayResource( ob ) );
                PackageDescr cpkg = new DrlParser().parse( new ByteArrayResource( cb ) );
                String pkgName = isEmpty(cpkg.getName()) ? getDefaultPackageName() : cpkg.getName();

                for( RuleDescr crd : cpkg.getRules() ) {
                    pkgcs.getLoadOrder().add(new ResourceChangeSet.RuleLoadOrder(pkgName, crd.getName(), crd.getLoadOrder()));
                }

                List<RuleDescr> orules = new ArrayList<RuleDescr>( opkg.getRules() ); // needs to be cloned
                diffDescrs(ob, cb, pkgcs, orules, cpkg.getRules(), ResourceChange.Type.RULE, RULE_CONVERTER);

                List<FunctionDescr> ofuncs = new ArrayList<FunctionDescr>( opkg.getFunctions() ); // needs to be cloned
                diffDescrs(ob, cb, pkgcs, ofuncs, cpkg.getFunctions(), ResourceChange.Type.FUNCTION, FUNC_CONVERTER);
            } catch ( Exception e ) {
                logger.error( "Error analyzing the contents of "+file+". Skipping.", e );
            }
        }
        Collections.sort( pkgcs.getChanges(), new Comparator<ResourceChange>() {
            public int compare(ResourceChange o1,
                               ResourceChange o2) {
                return o1.getChangeType().ordinal() - o2.getChangeType().ordinal();
            }
        } );
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        ArrayList<String> removedFiles = new ArrayList<String>( originalFiles );
        removedFiles.removeAll( currentFiles );
        if( ! removedFiles.isEmpty() ) {
            for( String file : removedFiles ) {
                // there should be a way to get the JAR name/url to produce a proper URL for the file in it
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.REMOVED ) );
            }
        }

        for( String file : currentFiles ) {
            if( originalFiles.contains( file ) ) {
                // check for modification
                byte[] ob = original.getBytes( file );
                byte[] cb = currentJar.getBytes( file );
                if( ! Arrays.equals( ob, cb ) ) {
                    // parse the file to figure out the difference
                    result.getChanges().put( file, diffResource( file, ob, cb ) );
                }
            } else {
                // file was added
                result.getChanges().put( file, new ResourceChangeSet( file, ChangeType.ADDED ) );
            }
        }
       
        return result;
    }
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    public ResourceChangeSet diffResource(String file,
                                          byte[] ob,
                                          byte[] cb) {
        ResourceChangeSet pkgcs = new ResourceChangeSet( file, ChangeType.UPDATED );
        ResourceType type = ResourceType.determineResourceType( file );
        if( ResourceType.DRL.equals( type ) || ResourceType.GDRL.equals( type ) || ResourceType.RDRL.equals( type )) {
            try {
                PackageDescr opkg = new DrlParser().parse( new ByteArrayResource( ob ) );
                PackageDescr cpkg = new DrlParser().parse( new ByteArrayResource( cb ) );
               
                List<RuleDescr> orules = new ArrayList<RuleDescr>( opkg.getRules() ); // needs to be cloned
                String pkgName = isEmpty(cpkg.getName()) ? getDefaultPackageName() : cpkg.getName();

                for( RuleDescr crd : cpkg.getRules() ) {
                    pkgcs.getLoadOrder().add(new ResourceChangeSet.RuleLoadOrder(pkgName, crd.getName(), crd.getLoadOrder() ) );

                    // unfortunately have to iterate search for a rule with the same name
                    boolean found = false;
                    for( Iterator<RuleDescr> it = orules.iterator(); it.hasNext(); ) {
                        RuleDescr ord = it.next();
                        if( ord.getName().equals( crd.getName() ) ) {
                            found = true;
                            it.remove();
                           
                            // using byte[] comparison because using the descriptor equals() method
                            // is brittle and heavier than iterating an array
                            if( !segmentEquals(ob, ord.getStartCharacter(), ord.getEndCharacter(),
                                    cb, crd.getStartCharacter(), crd.getEndCharacter() ) ) {
                                pkgcs.getChanges().add( new ResourceChange( ChangeType.UPDATED,
                                                                            ResourceChange.Type.RULE,
                                                                            crd.getName() ) );
                            }
                            break;
                        }
                    }
                    if( !found ) {
                        pkgcs.getChanges().add( new ResourceChange( ChangeType.ADDED,
                                                                    ResourceChange.Type.RULE,
                                                                    crd.getName() ) );
                    }
                }
               
                for( RuleDescr ord : orules ) {
                    pkgcs.getChanges().add( new ResourceChange( ChangeType.REMOVED,
                                                                ResourceChange.Type.RULE,
                                                                ord.getName() ) );
                }
            } catch ( Exception e ) {
                logger.error( "Error analyzing the contents of "+file+". Skipping.", e );
            }
        }
        Collections.sort( pkgcs.getChanges(), new Comparator<ResourceChange>() {
            public int compare(ResourceChange o1,
                               ResourceChange o2) {
                return o1.getChangeType().ordinal() - o2.getChangeType().ordinal();
            }
        } );
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        KieJarChangeSet changes = new ChangeSetBuilder().build( kieJar1, kieJar2 );
       
        String modifiedFile = (String) kieJar2.getFileNames().toArray()[1];
       
        assertThat( changes.getChanges().size(), is(1));
        ResourceChangeSet cs = changes.getChanges().get( modifiedFile );
        assertThat( cs, not( nullValue() ) );
        assertThat( cs.getChangeType(), is( ChangeType.UPDATED ) );
        assertThat( cs.getChanges().size(), is(2) );
        assertThat( cs.getChanges().get( 1 ), is( new ResourceChange(ChangeType.ADDED, Type.RULE, "R3") ) );
        assertThat( cs.getChanges().get( 0 ), is( new ResourceChange(ChangeType.REMOVED, Type.RULE, "R2") ) );
       
//        ChangeSetBuilder builder = new ChangeSetBuilder();
//        System.out.println( builder.toProperties( changes ) );
    }
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        KieJarChangeSet changes = new ChangeSetBuilder().build( kieJar1, kieJar2 );

        String removedFile = (String) kieJar1.getFileNames().toArray()[1];
       
        assertThat( changes.getChanges().size(), is(1));
        ResourceChangeSet cs = changes.getChanges().get( removedFile );
        assertThat( cs, not( nullValue() ) );
        assertThat( cs.getChangeType(), is( ChangeType.REMOVED ) );
    }
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        String addedFile = (String) kieJar2.getFileNames().toArray()[1];
        String removedFile = (String) kieJar1.getFileNames().toArray()[1];
       
        assertThat( changes.getChanges().size(), is(3));

        ResourceChangeSet cs = changes.getChanges().get( removedFile );
        assertThat( cs, not( nullValue() ) );
        assertThat( cs.getChangeType(), is( ChangeType.REMOVED) );
        assertThat( cs.getChanges().size(), is(0) );

        cs = changes.getChanges().get( addedFile );
        assertThat( cs, not( nullValue() ) );
        assertThat( cs.getChangeType(), is( ChangeType.ADDED ) );
        assertThat( cs.getChanges().size(), is(0) );

        cs = changes.getChanges().get( modifiedFile );
        assertThat( cs, not( nullValue() ) );
        assertThat( cs.getChangeType(), is( ChangeType.UPDATED ) );
//        assertThat( cs.getChanges().size(), is(3) );
//        assertThat( cs.getChanges().get( 0 ), is( new ResourceChange(ChangeType.ADDED, Type.RULE, "An added rule") ) );
//        assertThat( cs.getChanges().get( 1 ), is( new ResourceChange(ChangeType.REMOVED, Type.RULE, "A removed rule") ) );
//        assertThat( cs.getChanges().get( 2 ), is( new ResourceChange(ChangeType.UPDATED, Type.RULE, "An updated rule") ) );
    }
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        ChangeSetBuilder builder = new ChangeSetBuilder();
        KieJarChangeSet changes = builder.build( kieJar1, kieJar2 );
        assertEquals( 1, changes.getChanges().size() );

        ResourceChangeSet rcs = changes.getChanges().values().iterator().next();
        assertEquals( 1, rcs.getChanges().size()  );
        assertEquals( ChangeType.REMOVED, rcs.getChanges().get(0).getChangeType() );
    }   
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Related Classes of org.kie.internal.builder.ResourceChangeSet

  • org.drools.compiler.kie.util.ChangeSetBuilder
  • org.drools.compiler.kie.util.ChangeSetBuilderTest
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