1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <drm/DrmMetadata.h> 18 19 using namespace android; 20 getCount(void) const21 int DrmMetadata::getCount(void) const { 22 return mMetadataMap.size(); 23 } 24 put(const String8 * key,const char * value)25 status_t DrmMetadata::put(const String8* key, 26 const char* value) { 27 if((value != NULL) && (key != NULL)) { 28 int length = strlen(value); 29 char* charValue = new char[length + 1]; 30 31 memcpy(charValue, value, length); 32 charValue[length] = '\0'; 33 mMetadataMap.add(*key, charValue); 34 } 35 return NO_ERROR; 36 } 37 get(const String8 & key) const38 String8 DrmMetadata::get(const String8& key) const { 39 if (NULL != getValue(&key)) { 40 return String8(getValue(&key)); 41 } 42 else { 43 return String8(""); 44 } 45 } 46 getValue(const String8 * key) const47 const char* DrmMetadata::getValue(const String8* key) const { 48 if(key != NULL) { 49 if (NAME_NOT_FOUND != mMetadataMap.indexOfKey(*key)) { 50 return mMetadataMap.valueFor(*key); 51 } 52 else { 53 return NULL; 54 } 55 } else { 56 return NULL; 57 } 58 } 59 getAsByteArray(const String8 * key) const60 const char* DrmMetadata::getAsByteArray(const String8* key) const { 61 return getValue(key); 62 } 63 hasNext()64 bool DrmMetadata::KeyIterator::hasNext() { 65 return mIndex < mDrmMetadata->mMetadataMap.size(); 66 } 67 next()68 const String8& DrmMetadata::KeyIterator::next() { 69 const String8& key = mDrmMetadata->mMetadataMap.keyAt(mIndex); 70 mIndex++; 71 return key; 72 } 73 keyIterator()74 DrmMetadata::KeyIterator DrmMetadata::keyIterator() { 75 return KeyIterator(this); 76 } 77 KeyIterator(const DrmMetadata::KeyIterator & keyIterator)78 DrmMetadata::KeyIterator::KeyIterator(const DrmMetadata::KeyIterator& keyIterator) : 79 mDrmMetadata(keyIterator.mDrmMetadata), 80 mIndex(keyIterator.mIndex) { 81 ALOGV("DrmMetadata::KeyIterator::KeyIterator"); 82 } 83 operator =(const DrmMetadata::KeyIterator & keyIterator)84 DrmMetadata::KeyIterator& DrmMetadata::KeyIterator::operator=(const DrmMetadata::KeyIterator& keyIterator) { 85 ALOGV("DrmMetadata::KeyIterator::operator="); 86 mDrmMetadata = keyIterator.mDrmMetadata; 87 mIndex = keyIterator.mIndex; 88 return *this; 89 } 90 91 iterator()92 DrmMetadata::Iterator DrmMetadata::iterator() { 93 return Iterator(this); 94 } 95 Iterator(const DrmMetadata::Iterator & iterator)96 DrmMetadata::Iterator::Iterator(const DrmMetadata::Iterator& iterator) : 97 mDrmMetadata(iterator.mDrmMetadata), 98 mIndex(iterator.mIndex) { 99 ALOGV("DrmMetadata::Iterator::Iterator"); 100 } 101 operator =(const DrmMetadata::Iterator & iterator)102 DrmMetadata::Iterator& DrmMetadata::Iterator::operator=(const DrmMetadata::Iterator& iterator) { 103 ALOGV("DrmMetadata::Iterator::operator="); 104 mDrmMetadata = iterator.mDrmMetadata; 105 mIndex = iterator.mIndex; 106 return *this; 107 } 108 hasNext()109 bool DrmMetadata::Iterator::hasNext() { 110 return mIndex < mDrmMetadata->mMetadataMap.size(); 111 } 112 next()113 String8 DrmMetadata::Iterator::next() { 114 String8 value = String8(mDrmMetadata->mMetadataMap.editValueAt(mIndex)); 115 mIndex++; 116 return value; 117 } 118