Takeshi Aimi | dc918656 | 2010-11-16 13:56:11 +0900 | [diff] [blame] | 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 | } |