Example usage for com.google.gwt.core.ext.typeinfo JParameterizedType getTypeArgs

List of usage examples for com.google.gwt.core.ext.typeinfo JParameterizedType getTypeArgs

Introduction

In this page you can find the example usage for com.google.gwt.core.ext.typeinfo JParameterizedType getTypeArgs.

Prototype

JClassType[] getTypeArgs();

Source Link

Usage

From source file:com.ait.ext4j.rebind.BeanModelGenerator.java

License:Apache License

protected void createGetMethods(List<JMethod> getters, SourceWriter sw, String typeName) {
    sw.println("public <X> X getPropertyAsString(String s) {");

    sw.println("if (allowNestedValues && NestedModelUtil.isNestedProperty(s)) {");
    sw.indentln("return (X)NestedModelUtil.getNestedValue(this, s);");
    sw.println("}");

    for (JMethod method : getters) {
        JClassType returnType = method.getReturnType().isClassOrInterface();
        String s = method.getName();
        String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
                                                                       // or

        sw.println("if (s.equals(\"" + p + "\")) {");
        sw.println("Object value = ((" + typeName + ")bean)." + s + "();");

        try {/*from  ww  w .  ja va2s  .c  om*/
            if (returnType != null && returnType.isAssignableTo(oracle.getType(List.class.getName()))
                    && returnType.isParameterized() != null) {
                JParameterizedType type = returnType.isParameterized();
                JClassType[] params = type.getTypeArgs();
                if (beans.contains(params[0])) {
                    sw.println("if (value != null) {");
                    sw.indent();
                    sw.println("java.util.List list = (java.util.List)value;");
                    sw.println("java.util.List list2 = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + params[0].getQualifiedSourceName()
                            + ".class).createModel((java.util.Collection) list);");
                    sw.outdent();
                    sw.println("return (X) list2;");
                    sw.println("}");
                }
            } else {
                // swap returnType as generic types were not matching
                // (beans.contains(returnType))
                if (returnType != null) {
                    String t = returnType.getQualifiedSourceName();
                    if (t.indexOf("extends") == -1) {
                        returnType = oracle.getType(t);
                    }
                }
                if (beans.contains(returnType)) {
                    sw.println("if (value != null) {");
                    sw.println("    BeanModel nestedModel = nestedModels.get(s);");
                    sw.println("    if (nestedModel != null) {");
                    sw.println("      Object bean = nestedModel.getBean();");
                    sw.println("      if (!bean.equals(value)){");
                    sw.println("        nestedModel = null;");
                    sw.println("      }");
                    sw.println("    }");
                    sw.println("    if (nestedModel == null) {");
                    sw.println("        nestedModel = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + returnType.getQualifiedSourceName()
                            + ".class).createModel(value);");
                    sw.println("        nestedModels.put(s, nestedModel);");
                    sw.println("    }");
                    sw.println("    return (X)processValue(nestedModel);");
                    sw.println("}");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        sw.println("return (X)processValue(value);");
        sw.println("}");
    }
    sw.println("return super.getFromCache(s);");
    sw.println("}");
}

From source file:com.ait.toolkit.rebind.BeanModelGenerator.java

License:Open Source License

protected void createGetMethods(List<JMethod> getters, SourceWriter sw, String typeName) {
    sw.println("public <X> X getPropertyAsString(String s) {");

    sw.println("if (allowNestedValues && NestedModelUtil.isNestedProperty(s)) {");
    sw.indentln("return (X)NestedModelUtil.getNestedValue(this, s);");
    sw.println("}");

    for (JMethod method : getters) {
        JClassType returnType = method.getReturnType().isClassOrInterface();
        String s = method.getName();
        String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
        // or/*from  w  w w. j a v  a 2  s  . c o  m*/

        sw.println("if (s.equals(\"" + p + "\")) {");
        sw.println("Object value = ((" + typeName + ")bean)." + s + "();");

        try {
            if (returnType != null && returnType.isAssignableTo(oracle.getType(List.class.getName()))
                    && returnType.isParameterized() != null) {
                JParameterizedType type = returnType.isParameterized();
                JClassType[] params = type.getTypeArgs();
                if (beans.contains(params[0])) {
                    sw.println("if (value != null) {");
                    sw.indent();
                    sw.println("java.util.List list = (java.util.List)value;");
                    sw.println("java.util.List list2 = " + BeanLookup.class.getCanonicalName()
                            + ".get().getFactory(" + params[0].getQualifiedSourceName()
                            + ".class).createModel((java.util.Collection) list);");
                    sw.outdent();
                    sw.println("return (X) list2;");
                    sw.println("}");
                }
            } else {
                // swap returnType as generic types were not matching
                // (beans.contains(returnType))
                if (returnType != null) {
                    String t = returnType.getQualifiedSourceName();
                    if (t.indexOf("extends") == -1) {
                        returnType = oracle.getType(t);
                    }
                }
                if (beans.contains(returnType)) {
                    sw.println("if (value != null) {");
                    sw.println("    Bean nestedModel = nestedModels.get(s);");
                    sw.println("    if (nestedModel != null) {");
                    sw.println("      Object bean = nestedModel.getBean();");
                    sw.println("      if (!bean.equals(value)){");
                    sw.println("        nestedModel = null;");
                    sw.println("      }");
                    sw.println("    }");
                    sw.println("    if (nestedModel == null) {");
                    sw.println("        nestedModel = " + BeanLookup.class.getCanonicalName()
                            + ".get().getFactory(" + returnType.getQualifiedSourceName()
                            + ".class).createModel(value);");
                    sw.println("        nestedModels.put(s, nestedModel);");
                    sw.println("    }");
                    sw.println("    return (X)processValue(nestedModel);");
                    sw.println("}");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        sw.println("return (X)processValue(value);");
        sw.println("}");
    }
    sw.println("return super.getFromCache(s);");
    sw.println("}");
}

From source file:com.artemis.gwtref.gen.ReflectionCacheSourceCreator.java

License:Apache License

private String getElementTypes(JField f) {
    StringBuilder b = new StringBuilder();
    JParameterizedType params = f.getType().isParameterized();
    if (params != null) {
        JClassType[] typeArgs = params.getTypeArgs();
        b.append("new Class[] {");
        for (JClassType typeArg : typeArgs) {
            if (typeArg.isWildcard() != null)
                b.append("Object.class");
            else if (!isVisible(typeArg))
                b.append("null");
            else if (typeArg.isClassOrInterface() != null)
                b.append(typeArg.isClassOrInterface().getQualifiedSourceName()).append(".class");
            else if (typeArg.isParameterized() != null)
                b.append(typeArg.isParameterized().getQualifiedBinaryName()).append(".class");
            else//w  w  w .j a  va 2 s.  c om
                b.append("null");
            b.append(", ");
        }
        b.append("}");
        return b.toString();
    }
    return "null";
}

From source file:com.badlogic.gwtref.gen.ReflectionCacheSourceCreator.java

License:Apache License

private String getElementTypes(JField f) {
    StringBuilder b = new StringBuilder();
    JParameterizedType params = f.getType().isParameterized();
    if (params != null) {
        JClassType[] typeArgs = params.getTypeArgs();
        b.append("new Class[] {");
        for (JClassType typeArg : typeArgs) {
            if (typeArg.isWildcard() != null)
                b.append("null");
            else if (!isVisible(typeArg))
                b.append("null");
            else if (typeArg.isClassOrInterface() != null)
                b.append(typeArg.isClassOrInterface().getQualifiedSourceName()).append(".class");
            else if (typeArg.isParameterized() != null)
                b.append(typeArg.isParameterized().getQualifiedBinaryName()).append(".class");
            else/*  ww w.  ja v a 2 s. c  o m*/
                b.append("null");
            b.append(", ");
        }
        b.append("}");
        return b.toString();
    }
    return "null";
}

From source file:com.cgxlib.xq.rebind.JsonBuilderGenerator.java

License:Apache License

public void generateMethod(SourceWriter sw, JMethod method, String name, TreeLogger logger)
        throws UnableToCompleteException {
    String ifaceName = method.getEnclosingType().getQualifiedSourceName();

    String retType = method.getReturnType().getParameterizedQualifiedSourceName();
    sw.print("public final " + retType + " " + method.getName());
    JParameter[] params = method.getParameters();
    if (params.length == 0) {
        JArrayType arr = method.getReturnType().isArray();
        JParameterizedType list = method.getReturnType().isParameterized();

        sw.println("() {");
        sw.indent();//from   w  ww .  ja v a 2  s. co m
        if (retType.matches("(java.lang.Boolean|boolean)")) {
            sw.println("return p.getBoolean(\"" + name + "\");");
        } else if (retType.matches("java.util.Date")) {
            sw.println("return new Date(java.lang.Long.parseLong(p.getStr(\"" + name + "\")));");
        } else if (method.getReturnType().isPrimitive() != null) {
            sw.println("return (" + retType + ")p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Character")) {
            sw.println("return (char) p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Byte")) {
            sw.println("return (byte) p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Integer")) {
            sw.println("return (int) p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Float")) {
            sw.println("return p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Double")) {
            sw.println("return (double) p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Long")) {
            sw.println("return (long) p.getFloat(\"" + name + "\");");
        } else if (retType.equals("java.lang.Byte")) {
            sw.println("return (byte) p.getFloat(\"" + name + "\");");
        } else if (isTypeAssignableTo(method.getReturnType(), stringType)) {
            sw.println("return p.getStr(\"" + name + "\");");
        } else if (isTypeAssignableTo(method.getReturnType(), jsonBuilderType)) {
            String q = method.getReturnType().getQualifiedSourceName();
            sw.println("return " + "((" + q + ")GWT.create(" + q + ".class))" + ".load(getPropertiesBase(\""
                    + name + "\"));");
        } else if (isTypeAssignableTo(method.getReturnType(), settingsType)) {
            String q = method.getReturnType().getQualifiedSourceName();
            sw.println("return " + "((" + q + ")getPropertiesBase(\"" + name + "\"));");
        } else if (retType.equals(Properties.class.getName())) {
            sw.println("return getPropertiesBase(\"" + name + "\");");
        } else if (isTypeAssignableTo(method.getReturnType(), jsType)) {
            sw.println("return p.getJavaScriptObject(\"" + name + "\");");
        } else if (isTypeAssignableTo(method.getReturnType(), functionType)) {
            sw.println("return p.getFunction(\"" + name + "\");");
        } else if (arr != null || list != null) {
            JType type = arr != null ? arr.getComponentType() : list.getTypeArgs()[0];
            boolean buildType = isTypeAssignableTo(type, jsonBuilderType);
            String t = type.getQualifiedSourceName();
            sw.println("JsArrayMixed a = p.getArray(\"" + name + "\");");
            sw.println("int l = a == null ? 0 : a.length();");
            String ret;
            if (buildType) {
                sw.println(t + "[] r = new " + t + "[l];");
                sw.println("JsObjectArray<?> a1 = p.getArray(\"" + name + "\").cast();");
                sw.println("int l1 = r.length;");
                sw.println("for (int i = 0 ; i < l1 ; i++) {");
                sw.println("  Object w = a1.get(i);");
                sw.println("  " + t + " instance = GWT.create(" + t + ".class);");
                sw.println("  r[i] = instance.load(w);");
                sw.println("}");
                ret = "r";
            } else {
                ret = "getArrayBase(\"" + name + "\", new " + t + "[l], " + t + ".class)";
            }
            if (arr != null) {
                sw.println("return " + ret + ";");
            } else {
                sw.println("return Arrays.asList(" + ret + ");");
            }
        } else if (method.getReturnType().isEnum() != null) {
            sw.println("return " + method.getReturnType().getQualifiedSourceName() + ".valueOf(p.getStr(\""
                    + name + "\"));");
        } else {
            sw.println("System.err.println(\"JsonBuilderGenerator WARN: unknown return type " + retType + " "
                    + ifaceName + "." + name + "()\"); ");
            // We return the object because probably the user knows how to handle it
            sw.println("return p.get(\"" + name + "\");");
        }
        sw.outdent();
        sw.println("}");
    } else if (params.length == 1) {
        JType type = params[0].getType();
        JArrayType arr = type.isArray();
        JParameterizedType list = type.isParameterized();

        sw.print("(" + type.getParameterizedQualifiedSourceName() + " a)");
        sw.println("{");
        sw.indent();
        if (arr != null || list != null) {
            String a = "a";
            if (list != null) {
                a = "a.toArray(new " + list.getTypeArgs()[0].getQualifiedSourceName() + "[0])";
            }
            sw.println("setArrayBase(\"" + name + "\", " + a + ");");
        } else if (type.getParameterizedQualifiedSourceName().matches("java.util.Date")) {
            sw.println("p.setNumber(\"" + name + "\", a.getTime());");
        } else if (type.getParameterizedQualifiedSourceName().matches(
                "(java.lang.(Character|Long|Double|Integer|Float|Byte)|(char|long|double|int|float|byte))")) {
            sw.println("p.setNumber(\"" + name + "\", a);");
        } else if (type.getParameterizedQualifiedSourceName().matches("(java.lang.Boolean|boolean)")) {
            sw.println("p.setBoolean(\"" + name + "\", a);");
        } else if (type.getParameterizedQualifiedSourceName().matches("com.cgxlib.xq.client.Function")) {
            sw.println("p.setFunction(\"" + name + "\", a);");
        } else if (type.isEnum() != null) {
            sw.println("p.set(\"" + name + "\", a.name());");
        } else {
            sw.println("set(\"" + name + "\", a);");
        }
        if (!"void".equals(retType)) {
            if (isTypeAssignableTo(method.getReturnType(), method.getEnclosingType())) {
                sw.println("return this;");
            } else {
                sw.println("return null;");
            }
        }
        sw.outdent();
        sw.println("}");
    }
}

From source file:com.didactilab.gwt.phprpc.rebind.PhpTools.java

License:Apache License

public static String typeToString(JType type, boolean phpCompatible) {
    String name = "";
    JArrayType arrayType = type.isArray();
    if (arrayType != null) {
        if (phpCompatible)
            name = "array";
        else/*w  w w.  j a va 2  s . c o m*/
            name = typeToString(arrayType.getComponentType(), phpCompatible) + "[]";
    } else {
        JClassType classType = type.isClassOrInterface();
        if ((classType != null) && (classType.getEnclosingType() != null))
            name = typeToString(classType.getEnclosingType(), phpCompatible) + "_";
        name += filterType(type.getSimpleSourceName());
        if (!phpCompatible) {
            JParameterizedType params = type.isParameterized();
            if (params != null) {
                JClassType[] args = params.getTypeArgs();
                name += "<";
                for (int i = 0, c = args.length; i < c; i++) {
                    name += typeToString(args[i], phpCompatible);
                    if (i < c - 1)
                        name += ", ";
                }
                name += ">";
            }
        }
    }
    return name;
}

From source file:com.emitrom.pilot.core.shared.rebind.BeanModelGenerator.java

License:Apache License

protected void createGetMethods(List<JMethod> getters, SourceWriter sw, String typeName) {
    sw.println("public <X> X getPropertyAsString(String s) {");

    sw.println("if (allowNestedValues && NestedModelUtil.isNestedProperty(s)) {");
    sw.indentln("return (X)NestedModelUtil.getNestedValue(this, s);");
    sw.println("}");

    for (JMethod method : getters) {
        JClassType returnType = method.getReturnType().isClassOrInterface();
        String s = method.getName();
        String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
                                                                       // or

        sw.println("if (s.equals(\"" + p + "\")) {");
        sw.println("Object value = ((" + typeName + ")bean)." + s + "();");

        try {/*from  w  w w . j av a2s .c  om*/
            if (returnType != null && returnType.isAssignableTo(oracle.getType(List.class.getName()))
                    && returnType.isParameterized() != null) {
                JParameterizedType type = returnType.isParameterized();
                JClassType[] params = type.getTypeArgs();
                if (beans.contains(params[0])) {
                    sw.println("if (value != null) {");
                    sw.indent();
                    sw.println("java.util.List list = (java.util.List)value;");
                    sw.println("java.util.List list2 = " + BeanLookup.class.getCanonicalName()
                            + ".get().getFactory(" + params[0].getQualifiedSourceName()
                            + ".class).createModel((java.util.Collection) list);");
                    sw.outdent();
                    sw.println("return (X) list2;");
                    sw.println("}");
                }
            } else {
                // swap returnType as generic types were not matching
                // (beans.contains(returnType))
                if (returnType != null) {
                    String t = returnType.getQualifiedSourceName();
                    if (t.indexOf("extends") == -1) {
                        returnType = oracle.getType(t);
                    }
                }
                if (beans.contains(returnType)) {
                    sw.println("if (value != null) {");
                    sw.println("    Bean nestedModel = nestedModels.get(s);");
                    sw.println("    if (nestedModel != null) {");
                    sw.println("      Object bean = nestedModel.getBean();");
                    sw.println("      if (!bean.equals(value)){");
                    sw.println("        nestedModel = null;");
                    sw.println("      }");
                    sw.println("    }");
                    sw.println("    if (nestedModel == null) {");
                    sw.println("        nestedModel = " + BeanLookup.class.getCanonicalName()
                            + ".get().getFactory(" + returnType.getQualifiedSourceName()
                            + ".class).createModel(value);");
                    sw.println("        nestedModels.put(s, nestedModel);");
                    sw.println("    }");
                    sw.println("    return (X)processValue(nestedModel);");
                    sw.println("}");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        sw.println("return (X)processValue(value);");
        sw.println("}");
    }
    sw.println("return super.getFromCache(s);");
    sw.println("}");
}

From source file:com.emitrom.touch4j.rebind.BeanModelGenerator.java

License:Open Source License

protected void createGetMethods(List<JMethod> getters, SourceWriter sw, String typeName) {
    sw.println("public <X> X getPropertyAsString(String s) {");

    sw.println("if (allowNestedValues && NestedModelUtil.isNestedProperty(s)) {");
    sw.indentln("return (X)NestedModelUtil.getNestedValue(this, s);");
    sw.println("}");

    for (JMethod method : getters) {
        JClassType returnType = method.getReturnType().isClassOrInterface();
        String s = method.getName();
        String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
        // or/*  www.  ja  v a2s .co  m*/

        sw.println("if (s.equals(\"" + p + "\")) {");
        sw.println("Object value = ((" + typeName + ")bean)." + s + "();");

        try {
            if (returnType != null && returnType.isAssignableTo(oracle.getType(List.class.getName()))
                    && returnType.isParameterized() != null) {
                JParameterizedType type = returnType.isParameterized();
                JClassType[] params = type.getTypeArgs();
                if (beans.contains(params[0])) {
                    sw.println("if (value != null) {");
                    sw.indent();
                    sw.println("java.util.List list = (java.util.List)value;");
                    sw.println("java.util.List list2 = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + params[0].getQualifiedSourceName()
                            + ".class).createModel((java.util.Collection) list);");
                    sw.outdent();
                    sw.println("return (X) list2;");
                    sw.println("}");
                }
            } else {
                // swap returnType as generic types were not matching
                // (beans.contains(returnType))
                if (returnType != null) {
                    String t = returnType.getQualifiedSourceName();
                    if (t.indexOf("extends") == -1) {
                        returnType = oracle.getType(t);
                    }
                }
                if (beans.contains(returnType)) {
                    sw.println("if (value != null) {");
                    sw.println("    BeanModel nestedModel = nestedModels.get(s);");
                    sw.println("    if (nestedModel != null) {");
                    sw.println("      Object bean = nestedModel.getBean();");
                    sw.println("      if (!bean.equals(value)){");
                    sw.println("        nestedModel = null;");
                    sw.println("      }");
                    sw.println("    }");
                    sw.println("    if (nestedModel == null) {");
                    sw.println("        nestedModel = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + returnType.getQualifiedSourceName()
                            + ".class).createModel(value);");
                    sw.println("        nestedModels.put(s, nestedModel);");
                    sw.println("    }");
                    sw.println("    return (X)processValue(nestedModel);");
                    sw.println("}");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        sw.println("return (X)processValue(value);");
        sw.println("}");
    }
    sw.println("return super.getFromCache(s);");
    sw.println("}");
}

From source file:com.extjs.gxt.ui.rebind.core.BeanModelGenerator.java

License:sencha.com license

protected void createGetMethods(List<JMethod> getters, SourceWriter sw, String typeName) {
    sw.println("public <X> X get(String s) {");

    sw.println("if (allowNestedValues && NestedModelUtil.isNestedProperty(s)) {");
    sw.indentln("return (X)NestedModelUtil.getNestedValue(this, s);");
    sw.println("}");

    for (JMethod method : getters) {
        JClassType returnType = method.getReturnType().isClassOrInterface();
        String s = method.getName();
        String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get or

        sw.println("if (s.equals(\"" + p + "\")) {");
        sw.println("Object value = ((" + typeName + ")bean)." + s + "();");

        try {/*  ww  w  .  j  av a2 s. c om*/
            if (returnType != null && returnType.isAssignableTo(oracle.getType(List.class.getName()))
                    && returnType.isParameterized() != null) {
                JParameterizedType type = returnType.isParameterized();
                JClassType[] params = type.getTypeArgs();
                if (beans.contains(params[0])) {
                    sw.println("if (value != null) {");
                    sw.indent();
                    sw.println("java.util.List list = (java.util.List)value;");
                    sw.println("java.util.List list2 = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + params[0].getQualifiedSourceName()
                            + ".class).createModel((java.util.Collection) list);");
                    sw.outdent();
                    sw.println("return (X) list2;");
                    sw.println("}");
                }
            } else {
                // swap returnType as generic types were not matching
                // (beans.contains(returnType))
                if (returnType != null) {
                    String t = returnType.getQualifiedSourceName();
                    if (t.indexOf("extends") == -1) {
                        returnType = oracle.getType(t);
                    }
                }
                if (beans.contains(returnType)) {
                    sw.println("if (value != null) {");
                    sw.println("    BeanModel nestedModel = nestedModels.get(s);");
                    sw.println("    if (nestedModel != null) {");
                    sw.println("      Object bean = nestedModel.getBean();");
                    sw.println("      if (!bean.equals(value)){");
                    sw.println("        nestedModel = null;");
                    sw.println("      }");
                    sw.println("    }");
                    sw.println("    if (nestedModel == null) {");
                    sw.println("        nestedModel = " + BeanModelLookup.class.getCanonicalName()
                            + ".get().getFactory(" + returnType.getQualifiedSourceName()
                            + ".class).createModel(value);");
                    sw.println("        nestedModels.put(s, nestedModel);");
                    sw.println("    }");
                    sw.println("    return (X)processValue(nestedModel);");
                    sw.println("}");
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        sw.println("return (X)processValue(value);");
        sw.println("}");
    }
    sw.println("return super.get(s);");
    sw.println("}");
}

From source file:com.github.gilbertotorrezan.gwtviews.rebind.PresenterGenerator.java

License:Open Source License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {

    final TypeOracle typeOracle = context.getTypeOracle();
    JClassType mainType = typeOracle.findType(typeName);

    JParameterizedType parameterized = mainType.getImplementedInterfaces()[0].isParameterized();
    JClassType viewType = parameterized.getTypeArgs()[0];
    final String className = viewType.getQualifiedSourceName();

    String name = mainType.getName().substring(mainType.getName().lastIndexOf('.') + 1);
    name = name.substring(0, name.length() - "Presenter".length());
    name = name + "_" + name + "PresenterImpl";

    PrintWriter writer = context.tryCreate(logger, viewType.getPackage().getName(), name);
    if (writer == null) {
        return viewType.getPackage().getName() + "." + name;
    }//from   w  w  w  . j  av  a  2 s  .  co  m

    ClassSourceFileComposerFactory factory = new ClassSourceFileComposerFactory(viewType.getPackage().getName(),
            name);
    factory.addImplementedInterface(AutoPresenter.class.getName());

    factory.addImport(Presenter.class.getPackage().getName() + ".*");
    factory.addImport("com.google.gwt.user.client.History");
    factory.addImport("com.google.gwt.core.client.GWT");
    factory.addImport("com.google.gwt.user.client.ui.Widget");
    factory.addImport("javax.annotation.Generated");
    factory.addImport("java.util.*");

    factory.addAnnotationDeclaration("@Generated(" + "value=\"" + PresenterGenerator.class.getName() + "\", "
            + "date=\"" + new Date() + "\", " + "comments=\"Generated by GWT-Views project.\")");

    View view = viewType.getAnnotation(View.class);
    ViewContainer viewContainer = viewType.getAnnotation(ViewContainer.class);

    CachePolicy cache;
    JClassType injectorType = null;
    String injectorMethod = null;
    if (view == null) {
        cache = CachePolicy.ALWAYS;
    } else {
        cache = view.cache();
    }

    if (cache == CachePolicy.SAME_URL) {
        factory.setSuperclass(CachedPresenter.class.getName());
    }

    SourceWriter sourceWriter = factory.createSourceWriter(context, writer);

    sourceWriter.println("//AUTO GENERATED FILE BY GWT-VIEWS AT " + getClass().getName() + ". DO NOT EDIT!\n");

    if (cache == CachePolicy.ALWAYS) {
        sourceWriter.println("private Widget view; //the cached view");
    }

    Class<?> injector = view == null ? void.class : view.injector();
    if (injector.equals(void.class)) {
        injector = viewContainer == null ? void.class : viewContainer.injector();
    }

    if (!injector.equals(void.class)) {
        try {
            injectorType = typeOracle.findType(injector.getName());
            injectorMethod = view != null ? view.injectorMethod() : viewContainer.injectorMethod();
            injectorMethod = getInjectorMethod(logger, injectorType, injectorMethod, className);
        } catch (Exception e) {
            logger.log(Type.ERROR, "Error loading the injector class \"" + injector.getName() + "\": " + e, e);
            throw new UnableToCompleteException();
        }
    }

    if (cache == CachePolicy.SAME_URL) {
        sourceWriter.println("\n@Override\npublic Widget createNewView(URLToken url) {");
    } else {
        sourceWriter.println("\n@Override\npublic Widget getView(URLToken url) {");
    }
    sourceWriter.indent();

    switch (cache) {
    case NEVER: {
        sourceWriter.println("//code for the CachePolicy.NEVER:");
        printInjectorMethod(sourceWriter, className, injectorType, injectorMethod);
    }
        break;
    case ALWAYS: {
        sourceWriter.println("//code for the CachePolicy.ALWAYS:");
        sourceWriter.println("if (this.view == null) {");
        sourceWriter.indent();
        printInjectorMethod(sourceWriter, className, injectorType, injectorMethod);
        sourceWriter.println("this.view = view;");
        sourceWriter.outdent();
        sourceWriter.println("}");
    }
        break;
    case SAME_URL: {
        sourceWriter.println("//code for the CachePolicy.SAME_URL:");
        printInjectorMethod(sourceWriter, className, injectorType, injectorMethod);
    }
        break;
    }

    sourceWriter.println("return view;");
    sourceWriter.outdent();
    sourceWriter.println("}\n");

    sourceWriter.outdent();
    sourceWriter.println("}\n");

    context.commit(logger, writer);

    return factory.getCreatedClassName();
}