1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * http://www.apache.org/licenses/LICENSE-2.0 7 * Unless required by applicable law or agreed to in writing, software 8 * distributed under the License is distributed on an "AS IS" BASIS, 9 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 10 * See the License for the specific language governing permissions and 11 * limitations under the License. 12 */ 13 14 package android.databinding.tool.reflection.java; 15 16 import android.databinding.tool.reflection.ModelClass; 17 import android.databinding.tool.reflection.ModelMethod; 18 import android.databinding.tool.reflection.TypeUtil; 19 import android.databinding.tool.util.L; 20 21 import java.lang.reflect.Array; 22 import java.lang.reflect.Method; 23 24 public class JavaTypeUtil extends TypeUtil { 25 26 @Override getDescription(ModelClass modelClass)27 public String getDescription(ModelClass modelClass) { 28 return modelClass.getCanonicalName().replace('.', '/'); 29 } 30 31 @Override getDescription(ModelMethod modelMethod)32 public String getDescription(ModelMethod modelMethod) { 33 Method method = ((JavaMethod) modelMethod).mMethod; 34 StringBuilder sb = new StringBuilder(); 35 sb.append(method.getName()); 36 sb.append("("); 37 for (Class param : method.getParameterTypes()) { 38 sb.append(getDescription(param)); 39 } 40 sb.append(")"); 41 sb.append(getDescription(method.getReturnType())); 42 return sb.toString(); 43 } 44 getDescription(Class klass)45 private String getDescription(Class klass) { 46 if (klass == null) { 47 throw new UnsupportedOperationException(); 48 } 49 if (boolean.class.equals(klass)) { 50 return BOOLEAN; 51 } 52 if (byte.class.equals(klass)) { 53 return BYTE; 54 } 55 if (short.class.equals(klass)) { 56 return SHORT; 57 } 58 if (int.class.equals(klass)) { 59 return INT; 60 } 61 if (long.class.equals(klass)) { 62 return LONG; 63 } 64 if (char.class.equals(klass)) { 65 return CHAR; 66 } 67 if (float.class.equals(klass)) { 68 return FLOAT; 69 } 70 if (double.class.equals(klass)) { 71 return DOUBLE; 72 } 73 if (void.class.equals(klass)) { 74 return VOID; 75 } 76 if (Object.class.isAssignableFrom(klass)) { 77 return CLASS_PREFIX + klass.getCanonicalName().replace('.', '/') + CLASS_SUFFIX; 78 } 79 if (Array.class.isAssignableFrom(klass)) { 80 return ARRAY + getDescription(klass.getComponentType()); 81 } 82 83 UnsupportedOperationException ex 84 = new UnsupportedOperationException("cannot understand type " 85 + klass.toString() + ", kind:"); 86 L.e(ex, "cannot create JNI type for %s", klass.getCanonicalName()); 87 throw ex; 88 } 89 } 90