am fa39ffcf: Support more methods in the wrapper of CursorAnchorInfo

* commit 'fa39ffcf8461ad6e53a86d8957ab892a3e367d16':
  Support more methods in the wrapper of CursorAnchorInfo

1 files changed, 88 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/compat/CompatUtils.java b/java/src/com/android/inputmethod/compat/CompatUtils.java
index 4fd2a6936..6aa2736c1 100644
--- a/java/src/com/android/inputmethod/compat/CompatUtils.java
+++ b/java/src/com/android/inputmethod/compat/CompatUtils.java
@@ -127,4 +127,92 @@ public final class CompatUtils {
             Log.e(TAG, "Exception in setFieldValue", e);
         }
     }
+
+    public static ClassWrapper getClassWrapper(final String className) {
+        return new ClassWrapper(getClass(className));
+    }
+
+    public static final class ClassWrapper {
+        private final Class<?> mClass;
+        public ClassWrapper(final Class<?> targetClass) {
+            mClass = targetClass;
+        }
+
+        public boolean exists() {
+            return mClass != null;
+        }
+
+        public <T> ToObjectMethodWrapper<T> getMethod(final String name,
+                final T defaultValue, final Class<?>... parameterTypes) {
+            return new ToObjectMethodWrapper<T>(CompatUtils.getMethod(mClass, name, parameterTypes),
+                    defaultValue);
+        }
+
+        public ToIntMethodWrapper getPrimitiveMethod(final String name, final int defaultValue,
+                final Class<?>... parameterTypes) {
+            return new ToIntMethodWrapper(CompatUtils.getMethod(mClass, name, parameterTypes),
+                    defaultValue);
+        }
+
+        public ToFloatMethodWrapper getPrimitiveMethod(final String name, final float defaultValue,
+                final Class<?>... parameterTypes) {
+            return new ToFloatMethodWrapper(CompatUtils.getMethod(mClass, name, parameterTypes),
+                    defaultValue);
+        }
+
+        public ToBooleanMethodWrapper getPrimitiveMethod(final String name,
+                final boolean defaultValue, final Class<?>... parameterTypes) {
+            return new ToBooleanMethodWrapper(CompatUtils.getMethod(mClass, name, parameterTypes),
+                    defaultValue);
+        }
+    }
+
+    public static final class ToObjectMethodWrapper<T> {
+        private final Method mMethod;
+        private final T mDefaultValue;
+        public ToObjectMethodWrapper(final Method method, final T defaultValue) {
+            mMethod = method;
+            mDefaultValue = defaultValue;
+        }
+        @SuppressWarnings("unchecked")
+        public T invoke(final Object receiver, final Object... args) {
+            return (T) CompatUtils.invoke(receiver, mDefaultValue, mMethod, args);
+        }
+    }
+
+    public static final class ToIntMethodWrapper {
+        private final Method mMethod;
+        private final int mDefaultValue;
+        public ToIntMethodWrapper(final Method method, final int defaultValue) {
+            mMethod = method;
+            mDefaultValue = defaultValue;
+        }
+        public int invoke(final Object receiver, final Object... args) {
+            return (int) CompatUtils.invoke(receiver, mDefaultValue, mMethod, args);
+        }
+    }
+
+    public static final class ToFloatMethodWrapper {
+        private final Method mMethod;
+        private final float mDefaultValue;
+        public ToFloatMethodWrapper(final Method method, final float defaultValue) {
+            mMethod = method;
+            mDefaultValue = defaultValue;
+        }
+        public float invoke(final Object receiver, final Object... args) {
+            return (float) CompatUtils.invoke(receiver, mDefaultValue, mMethod, args);
+        }
+    }
+
+    public static final class ToBooleanMethodWrapper {
+        private final Method mMethod;
+        private final boolean mDefaultValue;
+        public ToBooleanMethodWrapper(final Method method, final boolean defaultValue) {
+            mMethod = method;
+            mDefaultValue = defaultValue;
+        }
+        public boolean invoke(final Object receiver, final Object... args) {
+            return (boolean) CompatUtils.invoke(receiver, mDefaultValue, mMethod, args);
+        }
+    }
 }