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| 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 | + |
| 21 | +int DrmMetadata::getCount(void) const { |
| 22 | + return mMetadataMap.size(); |
| 23 | +} |
| 24 | + |
| 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 | + |
| 38 | +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 | + |
| 47 | +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 | + |
| 60 | +const char* DrmMetadata::getAsByteArray(const String8* key) const { |
| 61 | + return getValue(key); |
| 62 | +} |
| 63 | + |
| 64 | +bool DrmMetadata::KeyIterator::hasNext() { |
| 65 | + return mIndex < mDrmMetadata->mMetadataMap.size(); |
| 66 | +} |
| 67 | + |
| 68 | +const String8& DrmMetadata::KeyIterator::next() { |
| 69 | + const String8& key = mDrmMetadata->mMetadataMap.keyAt(mIndex); |
| 70 | + mIndex++; |
| 71 | + return key; |
| 72 | +} |
| 73 | + |
| 74 | +DrmMetadata::KeyIterator DrmMetadata::keyIterator() { |
| 75 | + return KeyIterator(this); |
| 76 | +} |
| 77 | + |
| 78 | +DrmMetadata::KeyIterator::KeyIterator(const DrmMetadata::KeyIterator& keyIterator) : |
| 79 | + mDrmMetadata(keyIterator.mDrmMetadata), |
| 80 | + mIndex(keyIterator.mIndex) { |
| 81 | + LOGV("DrmMetadata::KeyIterator::KeyIterator"); |
| 82 | +} |
| 83 | + |
| 84 | +DrmMetadata::KeyIterator& DrmMetadata::KeyIterator::operator=(const DrmMetadata::KeyIterator& keyIterator) { |
| 85 | + LOGV("DrmMetadata::KeyIterator::operator="); |
| 86 | + mDrmMetadata = keyIterator.mDrmMetadata; |
| 87 | + mIndex = keyIterator.mIndex; |
| 88 | + return *this; |
| 89 | +} |
| 90 | + |
| 91 | + |
| 92 | +DrmMetadata::Iterator DrmMetadata::iterator() { |
| 93 | + return Iterator(this); |
| 94 | +} |
| 95 | + |
| 96 | +DrmMetadata::Iterator::Iterator(const DrmMetadata::Iterator& iterator) : |
| 97 | + mDrmMetadata(iterator.mDrmMetadata), |
| 98 | + mIndex(iterator.mIndex) { |
| 99 | + LOGV("DrmMetadata::Iterator::Iterator"); |
| 100 | +} |
| 101 | + |
| 102 | +DrmMetadata::Iterator& DrmMetadata::Iterator::operator=(const DrmMetadata::Iterator& iterator) { |
| 103 | + LOGV("DrmMetadata::Iterator::operator="); |
| 104 | + mDrmMetadata = iterator.mDrmMetadata; |
| 105 | + mIndex = iterator.mIndex; |
| 106 | + return *this; |
| 107 | +} |
| 108 | + |
| 109 | +bool DrmMetadata::Iterator::hasNext() { |
| 110 | + return mIndex < mDrmMetadata->mMetadataMap.size(); |
| 111 | +} |
| 112 | + |
| 113 | +String8 DrmMetadata::Iterator::next() { |
| 114 | + String8 value = String8(mDrmMetadata->mMetadataMap.editValueAt(mIndex)); |
| 115 | + mIndex++; |
| 116 | + return value; |
| 117 | +} |
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