-/*******************************************************************************\r
- * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
- * Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.databoard.binding.classfactory;\r
-\r
-import java.lang.annotation.Annotation;\r
-import java.util.HashMap;\r
-import java.util.Map;\r
-import java.util.regex.Matcher;\r
-import java.util.regex.Pattern;\r
-\r
-import org.objectweb.asm.AnnotationVisitor;\r
-import org.objectweb.asm.ClassWriter;\r
-import org.objectweb.asm.FieldVisitor;\r
-import org.objectweb.asm.Label;\r
-import org.objectweb.asm.MethodVisitor;\r
-import org.objectweb.asm.Opcodes;\r
-import org.objectweb.asm.Type;\r
-import org.simantics.databoard.annotations.Arguments;\r
-import org.simantics.databoard.annotations.Identifier;\r
-import org.simantics.databoard.annotations.Length;\r
-import org.simantics.databoard.annotations.MIMEType;\r
-import org.simantics.databoard.annotations.Name;\r
-import org.simantics.databoard.annotations.Optional;\r
-import org.simantics.databoard.annotations.Range;\r
-import org.simantics.databoard.annotations.Referable;\r
-import org.simantics.databoard.annotations.Union;\r
-import org.simantics.databoard.annotations.Unit;\r
-import org.simantics.databoard.binding.error.BindingConstructionException;\r
-import org.simantics.databoard.binding.reflection.AsmBindingClassLoader;\r
-import org.simantics.databoard.binding.reflection.BindingRequest;\r
-import org.simantics.databoard.type.Component;\r
-import org.simantics.databoard.type.Datatype;\r
-import org.simantics.databoard.type.OptionalType;\r
-import org.simantics.databoard.type.RecordType;\r
-import org.simantics.databoard.type.UnionType;\r
-import org.simantics.databoard.util.Bean;\r
-\r
-/**\r
- * This class loader constructs record-like classes of RecordTypes, and\r
- * Enums / other classes of UnionTypes.\r
- */\r
-public class AsmTypeClassFactory extends ClassLoader implements Opcodes, TypeClassSubFactory {\r
- \r
- // if true, the record classes are Beans.\r
- boolean makeBean = true;\r
- TypeClassFactory classFactory;\r
- \r
- Map<String, Datatype> signatureCache = new HashMap<String, Datatype>();\r
- \r
- public AsmTypeClassFactory(TypeClassFactory classFactory) {\r
- super( AsmTypeClassFactory.class.getClassLoader() );\r
- this.classFactory = classFactory;\r
- }\r
-\r
- /**\r
- * If true, the manufactured classes inherit Bean.\r
- * @param makeBean\r
- */\r
- public void setBeanMaker(boolean makeBean) {\r
- this.makeBean = makeBean;\r
- }\r
-\r
- @Override\r
- public BindingRequest construct(TypeClassFactory mainFactory, Datatype type) \r
- throws BindingConstructionException\r
- { \r
- if ( type instanceof RecordType ) {\r
- RecordType rt = (RecordType) type;\r
- \r
- SignatureVisitor sv = new SignatureVisitor();\r
- type.accept( sv, null );\r
- String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );\r
- \r
- String className = "org.simantics.databoard.RecordType_"+sig;\r
- String classSig = "Lorg/simantics/databoard/RecordType_"+sig+";";\r
- BindingRequest br = new BindingRequest(this, className, classSig, classSig);\r
- signatureCache.put(className, rt);\r
- return br;\r
- }\r
- \r
- if ( type instanceof UnionType ) {\r
- UnionType ut = (UnionType) type;\r
- SignatureVisitor sv = new SignatureVisitor();\r
- type.accept( sv, null );\r
- String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );\r
- if (ut.isEnumeration()) {\r
- String className = "org.simantics.databoard.EnumType_"+sig;\r
- String classSig = "Lorg/simantics/databoard/EnumType_"+sig+";";\r
- BindingRequest br = new BindingRequest(this, className, classSig, classSig);\r
- signatureCache.put(className, ut);\r
- return br;\r
- } else {\r
- String className = "org.simantics.databoard.UnionType_"+sig;\r
- String classSig = "Lorg/simantics/databoard/UnionType_"+sig+";";\r
- BindingRequest br = new BindingRequest(this, className, classSig, classSig);\r
- signatureCache.put(className, ut);\r
- return br;\r
- } \r
- }\r
- \r
- return null;\r
- }\r
-\r
- @Override\r
- protected synchronized Class<?> findClass(String className)\r
- throws ClassNotFoundException \r
- {\r
- Datatype type = signatureCache.get(className);\r
- if ( type == null ) {\r
- BindingRequest br = classFactory.getRepository().getRequest(className);\r
- if (br!=null && br.getClazz()!=null) return br.getClazz();\r
- return Class.forName(className);\r
- }\r
-\r
- try {\r
- if ( type instanceof RecordType ) {\r
- RecordType rt = (RecordType) type;\r
- return createRecordClass( rt );\r
- }\r
- \r
- if ( type instanceof UnionType ) {\r
- UnionType ut = (UnionType) type;\r
- if (ut.isEnumeration()) {\r
- return createEnumClass( ut );\r
- } else {\r
- return createUnionClass( ut );\r
- } \r
- }\r
- throw new ClassNotFoundException(className);\r
- \r
- } catch ( BindingConstructionException bce ) {\r
- throw new ClassNotFoundException(className, bce);\r
- }\r
- }\r
- \r
- \r
- public Class<?> createRecordClass( RecordType type ) throws BindingConstructionException\r
- {\r
- ClassWriter cw = new ClassWriter(0);\r
- AnnotationVisitor av0;\r
-\r
- // Create class name\r
- SignatureVisitor sv = new SignatureVisitor();\r
- type.accept( sv, null );\r
- String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );\r
- \r
- String hash = Integer.toHexString( type.hashCode() );\r
- String className = "org.simantics.databoard.RecordType_"+sig;\r
- String classSig = "org/simantics/databoard/RecordType_"+sig;\r
- Class<?> superClass = makeBean ? Bean.class : Object.class;\r
- String superType = AsmBindingClassLoader.toClassCanonicalName( superClass );\r
- \r
- cw.visit(V1_6, ACC_PUBLIC + ACC_SUPER, classSig, null, superType, null);\r
- \r
- if ( type.isReferable() ) {\r
- av0 = cw.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Referable.class) , true);\r
- av0.visitEnd(); \r
- }\r
-\r
- for (int i=0; i<type.getComponentCount(); i++)\r
- {\r
- Component c = type.getComponent(i);\r
- Datatype fieldType = c.type;\r
- boolean isOptional = fieldType instanceof OptionalType;\r
- boolean isIdentifier = type.isIdentifier(i);\r
- if ( isOptional ) {\r
- fieldType = ((OptionalType) fieldType).componentType;\r
- }\r
-// boolean isArray = fieldType instanceof ArrayType;\r
-// if ( isArray ) {\r
-// fieldType = ((ArrayType) fieldType).componentType;\r
-// }\r
- String fieldName = toJavaFieldName( c.name );\r
- BindingRequest br = classFactory.getClass( fieldType );\r
- \r
- \r
- FieldVisitor fv = cw.visitField(\r
- ACC_PUBLIC, \r
- fieldName, \r
- br.signature,\r
- br.descriptor.equals(br.signature)?null:br.descriptor, \r
- null);\r
- \r
- // Visit annotations\r
- if ( br.annotations!=null && br.annotations.length>0 ) {\r
- for (Annotation a : br.annotations) {\r
- \r
- if ( a instanceof Arguments ) {\r
- Arguments arg = (Arguments) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Arguments.class) , true);\r
- AnnotationVisitor av1 = av0.visitArray("value");\r
- for ( Class<?> clzz : arg.value() ) {\r
- av1.visit(null, Type.getType( AsmBindingClassLoader.toTypeDescriptor( clzz ) ));\r
- }\r
- av1.visitEnd();\r
- av0.visitEnd();\r
- }\r
- \r
- isIdentifier |= a instanceof Identifier;\r
- \r
- if ( a instanceof Length ) {\r
- Length arg = (Length) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Length.class) , true);\r
- AnnotationVisitor av1 = av0.visitArray("value");\r
- for ( String s : arg.value()) av1.visit(null, s);\r
- av1.visitEnd();\r
- av0.visitEnd();\r
- }\r
- \r
- if ( a instanceof MIMEType ) {\r
- MIMEType arg = (MIMEType) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(MIMEType.class), true);\r
- av0.visit("value", arg.value());\r
- av0.visitEnd();\r
- }\r
- \r
- if ( a instanceof Name ) {\r
- Name arg = (Name) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Name.class), true);\r
- av0.visit("value", arg.value());\r
- av0.visitEnd();\r
- }\r
- \r
- isOptional |= a instanceof Optional;\r
-\r
- if ( a instanceof org.simantics.databoard.annotations.Pattern ) {\r
- org.simantics.databoard.annotations.Pattern arg = (org.simantics.databoard.annotations.Pattern) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(org.simantics.databoard.annotations.Pattern.class), true);\r
- av0.visit("value", arg.value());\r
- av0.visitEnd();\r
- }\r
- \r
- if ( a instanceof Range ) {\r
- Range arg = (Range) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Range.class), true);\r
- av0.visit("value", arg.value());\r
- av0.visitEnd();\r
- }\r
- \r
- if ( a instanceof Unit ) {\r
- Unit arg = (Unit) a;\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Unit.class), true); \r
- av0.visit("value", arg.value());\r
- av0.visitEnd();\r
- }\r
- }\r
- }\r
- \r
- if ( isIdentifier ) {\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Identifier.class), true);\r
- av0.visitEnd();\r
- } \r
- if ( isOptional ) {\r
- av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Optional.class), true);\r
- av0.visitEnd();\r
- } \r
- \r
- fv.visitEnd(); \r
- }\r
- \r
- // Constructor\r
- {\r
- MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);\r
- mv.visitCode();\r
- Label l0 = new Label();\r
- \r
- // super()\r
- if (!makeBean) \r
- {\r
- mv.visitLabel(l0);\r
- mv.visitLineNumber(20, l0);\r
- mv.visitVarInsn(ALOAD, 0);\r
- mv.visitMethodInsn(INVOKESPECIAL, superType, "<init>", "()V");\r
- } else { \r
- // super( getStaticBinding() )\r
- mv.visitLabel(l0);\r
- mv.visitVarInsn(ALOAD, 0);\r
- mv.visitMethodInsn(INVOKESTATIC, classSig, "getStaticBinding", "()Lorg/simantics/databoard/binding/Binding;");\r
- mv.visitMethodInsn(INVOKESPECIAL, "org/simantics/databoard/util/Bean", "<init>", "(Lorg/simantics/databoard/binding/Binding;)V");\r
- }\r
- \r
- mv.visitInsn(RETURN); \r
- Label l1 = new Label();\r
- mv.visitLabel(l1);\r
- mv.visitLocalVariable("this", "L"+classSig+";", null, l0, l1, 0);\r
- if (!makeBean) {\r
- mv.visitMaxs(1, 1);\r
- } else {\r
- mv.visitMaxs(2, 1);\r
- }\r
- mv.visitEnd();\r
- }\r
-\r
- // BINDING\r
- {\r
- FieldVisitor fv = cw.visitField(ACC_STATIC, "BINDING", "Lorg/simantics/databoard/binding/Binding;", null, null);\r
- fv.visitEnd();\r
- \r
- MethodVisitor mv = cw.visitMethod(ACC_STATIC, "getStaticBinding", "()Lorg/simantics/databoard/binding/Binding;", null, null);\r
- mv.visitCode();\r
- Label l0 = new Label();\r
- mv.visitLabel(l0);\r
- mv.visitFieldInsn(GETSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");\r
- Label l1 = new Label();\r
- mv.visitJumpInsn(IFNONNULL, l1);\r
- mv.visitLdcInsn(Type.getType("L"+classSig+";"));\r
- mv.visitMethodInsn(INVOKESTATIC, "org/simantics/databoard/Bindings", "getBindingUnchecked", "(Ljava/lang/Class;)Lorg/simantics/databoard/binding/Binding;");\r
- mv.visitFieldInsn(PUTSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");\r
- mv.visitLabel(l1);\r
- mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);\r
- mv.visitFieldInsn(GETSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");\r
- mv.visitInsn(ARETURN);\r
- mv.visitMaxs(1, 0);\r
- mv.visitEnd(); \r
- }\r
- \r
- cw.visitEnd();\r
- byte[] data = cw.toByteArray();\r
- Class<?> clazz = defineClass( className, data, 0, data.length );\r
- BindingRequest br = new BindingRequest(clazz); \r
- return clazz;\r
- }\r
- \r
- private static final Pattern validJavaName = Pattern.compile("[a-zA-Z][\\w]*");\r
- \r
- private static String toJavaFieldName( String name )\r
- {\r
- if ( name.equals("") ) return "_";\r
- Matcher m = validJavaName.matcher(name);\r
- if ( m.matches() ) return name;\r
- StringBuilder sb = new StringBuilder(name.length());\r
- \r
- char fc = name.charAt( 0 );\r
- for (int i=0; i<name.length(); i++) {\r
- char c = name.charAt(i);\r
- boolean vc;\r
- if ( i == 0 ) {\r
- vc = (fc>='a'&&fc<'z')||(fc>='A'&&fc<'Z');\r
- } else {\r
- vc = (c>='a'&&c<'z')||(c>='A'&&c<'Z')||(c=='_')||(c>='0'&&fc<='9');\r
- }\r
- if ( vc ) sb.append('_'); else sb.append(c);\r
- } \r
- return sb.toString();\r
- }\r
- \r
- public Class<?> createEnumClass( UnionType ut )\r
- {\r
- return null;\r
- }\r
- \r
- public Class<?> createUnionClass( UnionType ut ) throws BindingConstructionException\r
- {\r
- ClassWriter cw = new ClassWriter(0);\r
-\r
- // Create class name\r
- SignatureVisitor sv = new SignatureVisitor();\r
- ut.accept( sv, null );\r
- String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );\r
- \r
- String hash = Integer.toHexString( ut.hashCode() );\r
- String className = "org.simantics.databoard.UnionType_"+sig;\r
- String classSig = "org/simantics/databoard/UnionType_"+sig;\r
- Class<?> superClass = Object.class;\r
- String superType = AsmBindingClassLoader.toClassCanonicalName( superClass );\r
- \r
- cw.visit(V1_6, ACC_PUBLIC + ACC_SUPER, classSig, null, superType, null);\r
- \r
- AnnotationVisitor av0 = cw.visitAnnotation(AsmBindingClassLoader.toTypeDescriptor(Union.class), true);\r
- AnnotationVisitor av1 = av0.visitArray("value");\r
- for (Component c : ut.components) {\r
- BindingRequest br = classFactory.getClass(c.type);\r
- av1.visit(null, Type.getType(br.descriptor));\r
- }\r
- av1.visitEnd();\r
- av0.visitEnd();\r
- \r
- // Constructor\r
- {\r
- MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);\r
- mv.visitCode();\r
- Label l0 = new Label();\r
- mv.visitLabel(l0);\r
- mv.visitLineNumber(20, l0);\r
- mv.visitVarInsn(ALOAD, 0);\r
- mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");\r
- mv.visitInsn(RETURN);\r
- Label l1 = new Label();\r
- mv.visitLabel(l1);\r
- mv.visitLocalVariable("this", "L"+classSig+";", null, l0, l1, 0);\r
- mv.visitMaxs(1, 1);\r
- mv.visitEnd();\r
- } \r
- \r
- cw.visitEnd();\r
- byte[] data = cw.toByteArray();\r
- return defineClass( className, data, 0, data.length );\r
- } \r
- \r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.databoard.binding.classfactory;
+
+import java.lang.annotation.Annotation;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.ClassWriter;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+import org.simantics.databoard.annotations.Arguments;
+import org.simantics.databoard.annotations.Identifier;
+import org.simantics.databoard.annotations.Length;
+import org.simantics.databoard.annotations.MIMEType;
+import org.simantics.databoard.annotations.Name;
+import org.simantics.databoard.annotations.Optional;
+import org.simantics.databoard.annotations.Range;
+import org.simantics.databoard.annotations.Referable;
+import org.simantics.databoard.annotations.Union;
+import org.simantics.databoard.annotations.Unit;
+import org.simantics.databoard.binding.error.BindingConstructionException;
+import org.simantics.databoard.binding.reflection.AsmBindingClassLoader;
+import org.simantics.databoard.binding.reflection.BindingRequest;
+import org.simantics.databoard.type.Component;
+import org.simantics.databoard.type.Datatype;
+import org.simantics.databoard.type.OptionalType;
+import org.simantics.databoard.type.RecordType;
+import org.simantics.databoard.type.UnionType;
+import org.simantics.databoard.util.Bean;
+
+/**
+ * This class loader constructs record-like classes of RecordTypes, and
+ * Enums / other classes of UnionTypes.
+ */
+public class AsmTypeClassFactory extends ClassLoader implements Opcodes, TypeClassSubFactory {
+
+ // if true, the record classes are Beans.
+ boolean makeBean = true;
+ TypeClassFactory classFactory;
+
+ Map<String, Datatype> signatureCache = new HashMap<String, Datatype>();
+
+ public AsmTypeClassFactory(TypeClassFactory classFactory) {
+ super( AsmTypeClassFactory.class.getClassLoader() );
+ this.classFactory = classFactory;
+ }
+
+ /**
+ * If true, the manufactured classes inherit Bean.
+ * @param makeBean
+ */
+ public void setBeanMaker(boolean makeBean) {
+ this.makeBean = makeBean;
+ }
+
+ @Override
+ public BindingRequest construct(TypeClassFactory mainFactory, Datatype type)
+ throws BindingConstructionException
+ {
+ if ( type instanceof RecordType ) {
+ RecordType rt = (RecordType) type;
+
+ SignatureVisitor sv = new SignatureVisitor();
+ type.accept( sv, null );
+ String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );
+
+ String className = "org.simantics.databoard.RecordType_"+sig;
+ String classSig = "Lorg/simantics/databoard/RecordType_"+sig+";";
+ BindingRequest br = new BindingRequest(this, className, classSig, classSig);
+ signatureCache.put(className, rt);
+ return br;
+ }
+
+ if ( type instanceof UnionType ) {
+ UnionType ut = (UnionType) type;
+ SignatureVisitor sv = new SignatureVisitor();
+ type.accept( sv, null );
+ String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );
+ if (ut.isEnumeration()) {
+ String className = "org.simantics.databoard.EnumType_"+sig;
+ String classSig = "Lorg/simantics/databoard/EnumType_"+sig+";";
+ BindingRequest br = new BindingRequest(this, className, classSig, classSig);
+ signatureCache.put(className, ut);
+ return br;
+ } else {
+ String className = "org.simantics.databoard.UnionType_"+sig;
+ String classSig = "Lorg/simantics/databoard/UnionType_"+sig+";";
+ BindingRequest br = new BindingRequest(this, className, classSig, classSig);
+ signatureCache.put(className, ut);
+ return br;
+ }
+ }
+
+ return null;
+ }
+
+ @Override
+ protected synchronized Class<?> findClass(String className)
+ throws ClassNotFoundException
+ {
+ Datatype type = signatureCache.get(className);
+ if ( type == null ) {
+ BindingRequest br = classFactory.getRepository().getRequest(className);
+ if (br!=null && br.getClazz()!=null) return br.getClazz();
+ return Class.forName(className);
+ }
+
+ try {
+ if ( type instanceof RecordType ) {
+ RecordType rt = (RecordType) type;
+ return createRecordClass( rt );
+ }
+
+ if ( type instanceof UnionType ) {
+ UnionType ut = (UnionType) type;
+ if (ut.isEnumeration()) {
+ return createEnumClass( ut );
+ } else {
+ return createUnionClass( ut );
+ }
+ }
+ throw new ClassNotFoundException(className);
+
+ } catch ( BindingConstructionException bce ) {
+ throw new ClassNotFoundException(className, bce);
+ }
+ }
+
+
+ public Class<?> createRecordClass( RecordType type ) throws BindingConstructionException
+ {
+ ClassWriter cw = new ClassWriter(0);
+ AnnotationVisitor av0;
+
+ // Create class name
+ SignatureVisitor sv = new SignatureVisitor();
+ type.accept( sv, null );
+ String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );
+
+ String hash = Integer.toHexString( type.hashCode() );
+ String className = "org.simantics.databoard.RecordType_"+sig;
+ String classSig = "org/simantics/databoard/RecordType_"+sig;
+ Class<?> superClass = makeBean ? Bean.class : Object.class;
+ String superType = AsmBindingClassLoader.toClassCanonicalName( superClass );
+
+ cw.visit(V1_6, ACC_PUBLIC + ACC_SUPER, classSig, null, superType, null);
+
+ if ( type.isReferable() ) {
+ av0 = cw.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Referable.class) , true);
+ av0.visitEnd();
+ }
+
+ for (int i=0; i<type.getComponentCount(); i++)
+ {
+ Component c = type.getComponent(i);
+ Datatype fieldType = c.type;
+ boolean isOptional = fieldType instanceof OptionalType;
+ boolean isIdentifier = type.isIdentifier(i);
+ if ( isOptional ) {
+ fieldType = ((OptionalType) fieldType).componentType;
+ }
+// boolean isArray = fieldType instanceof ArrayType;
+// if ( isArray ) {
+// fieldType = ((ArrayType) fieldType).componentType;
+// }
+ String fieldName = toJavaFieldName( c.name );
+ BindingRequest br = classFactory.getClass( fieldType );
+
+
+ FieldVisitor fv = cw.visitField(
+ ACC_PUBLIC,
+ fieldName,
+ br.signature,
+ br.descriptor.equals(br.signature)?null:br.descriptor,
+ null);
+
+ // Visit annotations
+ if ( br.annotations!=null && br.annotations.length>0 ) {
+ for (Annotation a : br.annotations) {
+
+ if ( a instanceof Arguments ) {
+ Arguments arg = (Arguments) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Arguments.class) , true);
+ AnnotationVisitor av1 = av0.visitArray("value");
+ for ( Class<?> clzz : arg.value() ) {
+ av1.visit(null, Type.getType( AsmBindingClassLoader.toTypeDescriptor( clzz ) ));
+ }
+ av1.visitEnd();
+ av0.visitEnd();
+ }
+
+ isIdentifier |= a instanceof Identifier;
+
+ if ( a instanceof Length ) {
+ Length arg = (Length) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Length.class) , true);
+ AnnotationVisitor av1 = av0.visitArray("value");
+ for ( String s : arg.value()) av1.visit(null, s);
+ av1.visitEnd();
+ av0.visitEnd();
+ }
+
+ if ( a instanceof MIMEType ) {
+ MIMEType arg = (MIMEType) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(MIMEType.class), true);
+ av0.visit("value", arg.value());
+ av0.visitEnd();
+ }
+
+ if ( a instanceof Name ) {
+ Name arg = (Name) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Name.class), true);
+ av0.visit("value", arg.value());
+ av0.visitEnd();
+ }
+
+ isOptional |= a instanceof Optional;
+
+ if ( a instanceof org.simantics.databoard.annotations.Pattern ) {
+ org.simantics.databoard.annotations.Pattern arg = (org.simantics.databoard.annotations.Pattern) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(org.simantics.databoard.annotations.Pattern.class), true);
+ av0.visit("value", arg.value());
+ av0.visitEnd();
+ }
+
+ if ( a instanceof Range ) {
+ Range arg = (Range) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Range.class), true);
+ av0.visit("value", arg.value());
+ av0.visitEnd();
+ }
+
+ if ( a instanceof Unit ) {
+ Unit arg = (Unit) a;
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Unit.class), true);
+ av0.visit("value", arg.value());
+ av0.visitEnd();
+ }
+ }
+ }
+
+ if ( isIdentifier ) {
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Identifier.class), true);
+ av0.visitEnd();
+ }
+ if ( isOptional ) {
+ av0 = fv.visitAnnotation( AsmBindingClassLoader.toTypeDescriptor(Optional.class), true);
+ av0.visitEnd();
+ }
+
+ fv.visitEnd();
+ }
+
+ // Constructor
+ {
+ MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
+ mv.visitCode();
+ Label l0 = new Label();
+
+ // super()
+ if (!makeBean)
+ {
+ mv.visitLabel(l0);
+ mv.visitLineNumber(20, l0);
+ mv.visitVarInsn(ALOAD, 0);
+ mv.visitMethodInsn(INVOKESPECIAL, superType, "<init>", "()V");
+ } else {
+ // super( getStaticBinding() )
+ mv.visitLabel(l0);
+ mv.visitVarInsn(ALOAD, 0);
+ mv.visitMethodInsn(INVOKESTATIC, classSig, "getStaticBinding", "()Lorg/simantics/databoard/binding/Binding;");
+ mv.visitMethodInsn(INVOKESPECIAL, "org/simantics/databoard/util/Bean", "<init>", "(Lorg/simantics/databoard/binding/Binding;)V");
+ }
+
+ mv.visitInsn(RETURN);
+ Label l1 = new Label();
+ mv.visitLabel(l1);
+ mv.visitLocalVariable("this", "L"+classSig+";", null, l0, l1, 0);
+ if (!makeBean) {
+ mv.visitMaxs(1, 1);
+ } else {
+ mv.visitMaxs(2, 1);
+ }
+ mv.visitEnd();
+ }
+
+ // BINDING
+ {
+ FieldVisitor fv = cw.visitField(ACC_STATIC, "BINDING", "Lorg/simantics/databoard/binding/Binding;", null, null);
+ fv.visitEnd();
+
+ MethodVisitor mv = cw.visitMethod(ACC_STATIC, "getStaticBinding", "()Lorg/simantics/databoard/binding/Binding;", null, null);
+ mv.visitCode();
+ Label l0 = new Label();
+ mv.visitLabel(l0);
+ mv.visitFieldInsn(GETSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");
+ Label l1 = new Label();
+ mv.visitJumpInsn(IFNONNULL, l1);
+ mv.visitLdcInsn(Type.getType("L"+classSig+";"));
+ mv.visitMethodInsn(INVOKESTATIC, "org/simantics/databoard/Bindings", "getBindingUnchecked", "(Ljava/lang/Class;)Lorg/simantics/databoard/binding/Binding;");
+ mv.visitFieldInsn(PUTSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");
+ mv.visitLabel(l1);
+ mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
+ mv.visitFieldInsn(GETSTATIC, classSig, "BINDING", "Lorg/simantics/databoard/binding/Binding;");
+ mv.visitInsn(ARETURN);
+ mv.visitMaxs(1, 0);
+ mv.visitEnd();
+ }
+
+ cw.visitEnd();
+ byte[] data = cw.toByteArray();
+ Class<?> clazz = defineClass( className, data, 0, data.length );
+ BindingRequest br = new BindingRequest(clazz);
+ return clazz;
+ }
+
+ private static final Pattern validJavaName = Pattern.compile("[a-zA-Z][\\w]*");
+
+ private static String toJavaFieldName( String name )
+ {
+ if ( name.equals("") ) return "_";
+ Matcher m = validJavaName.matcher(name);
+ if ( m.matches() ) return name;
+ StringBuilder sb = new StringBuilder(name.length());
+
+ char fc = name.charAt( 0 );
+ for (int i=0; i<name.length(); i++) {
+ char c = name.charAt(i);
+ boolean vc;
+ if ( i == 0 ) {
+ vc = (fc>='a'&&fc<'z')||(fc>='A'&&fc<'Z');
+ } else {
+ vc = (c>='a'&&c<'z')||(c>='A'&&c<'Z')||(c=='_')||(c>='0'&&fc<='9');
+ }
+ if ( vc ) sb.append('_'); else sb.append(c);
+ }
+ return sb.toString();
+ }
+
+ public Class<?> createEnumClass( UnionType ut )
+ {
+ return null;
+ }
+
+ public Class<?> createUnionClass( UnionType ut ) throws BindingConstructionException
+ {
+ ClassWriter cw = new ClassWriter(0);
+
+ // Create class name
+ SignatureVisitor sv = new SignatureVisitor();
+ ut.accept( sv, null );
+ String sig = sv.sb.toString()+"_"+Integer.toHexString( sv.hashcode );
+
+ String hash = Integer.toHexString( ut.hashCode() );
+ String className = "org.simantics.databoard.UnionType_"+sig;
+ String classSig = "org/simantics/databoard/UnionType_"+sig;
+ Class<?> superClass = Object.class;
+ String superType = AsmBindingClassLoader.toClassCanonicalName( superClass );
+
+ cw.visit(V1_6, ACC_PUBLIC + ACC_SUPER, classSig, null, superType, null);
+
+ AnnotationVisitor av0 = cw.visitAnnotation(AsmBindingClassLoader.toTypeDescriptor(Union.class), true);
+ AnnotationVisitor av1 = av0.visitArray("value");
+ for (Component c : ut.components) {
+ BindingRequest br = classFactory.getClass(c.type);
+ av1.visit(null, Type.getType(br.descriptor));
+ }
+ av1.visitEnd();
+ av0.visitEnd();
+
+ // Constructor
+ {
+ MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
+ mv.visitCode();
+ Label l0 = new Label();
+ mv.visitLabel(l0);
+ mv.visitLineNumber(20, l0);
+ mv.visitVarInsn(ALOAD, 0);
+ mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
+ mv.visitInsn(RETURN);
+ Label l1 = new Label();
+ mv.visitLabel(l1);
+ mv.visitLocalVariable("this", "L"+classSig+";", null, l0, l1, 0);
+ mv.visitMaxs(1, 1);
+ mv.visitEnd();
+ }
+
+ cw.visitEnd();
+ byte[] data = cw.toByteArray();
+ return defineClass( className, data, 0, data.length );
+ }
+
+}