當前位置: 首頁>>代碼示例>>Java>>正文

Java ParcelFileDescriptor.MODE_APPEND屬性代碼示例

本文整理匯總了Java中android.os.ParcelFileDescriptor.MODE_APPEND屬性的典型用法代碼示例。如果您正苦於以下問題：Java ParcelFileDescriptor.MODE_APPEND屬性的具體用法？Java ParcelFileDescriptor.MODE_APPEND怎麽用？Java ParcelFileDescriptor.MODE_APPEND使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類android.os.ParcelFileDescriptor的用法示例。


在下文中一共展示了ParcelFileDescriptor.MODE_APPEND屬性的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: parseMode

public static int parseMode(String mode) {
    final int modeBits;
    if ("r".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_ONLY;
    } else if ("w".equals(mode) || "wt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else if ("wa".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_APPEND;
    } else if ("rw".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE;
    } else if ("rwt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else {
        throw new IllegalArgumentException("Bad mode '" + mode + "'");
    }
    return modeBits;
}
開發者ID:kranthi0987，項目名稱:easyfilemanager，代碼行數:24，代碼來源:ParcelFileDescriptorUtil.java

示例2: modeToMode

/**
 * Copied from ContentResolver.java
 */
private static int modeToMode(String mode) {
    int modeBits;
    if ("r".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_ONLY;
    } else if ("w".equals(mode) || "wt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else if ("wa".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_APPEND;
    } else if ("rw".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE;
    } else if ("rwt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else {
        throw new IllegalArgumentException("Invalid mode: " + mode);
    }
    return modeBits;
}
開發者ID:yasirkula，項目名稱:UnityNativeShare，代碼行數:27，代碼來源:UnitySSContentProvider.java

示例3: modeToMode

static public int modeToMode(Uri uri, String mode) throws FileNotFoundException {
    int modeBits;
    if ("r".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_ONLY;
    } else if ("w".equals(mode) || "wt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else if ("wa".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_WRITE_ONLY
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_APPEND;
    } else if ("rw".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE;
    } else if ("rwt".equals(mode)) {
        modeBits = ParcelFileDescriptor.MODE_READ_WRITE
                | ParcelFileDescriptor.MODE_CREATE
                | ParcelFileDescriptor.MODE_TRUNCATE;
    } else {
        throw new FileNotFoundException("Bad mode for " + uri + ": "
                + mode);
    }
    return modeBits;
}
開發者ID:archos-sa，項目名稱:aos-MediaLib，代碼行數:25，代碼來源:ScraperProvider.java

示例4: openFile

/**
 * Remotely opens a file
 */
@Override
public ParcelFileDescriptor openFile(final Uri uri, String mode) throws FileNotFoundException {
    if (Constants.LOGVV) {
        logVerboseOpenFileInfo(uri, mode);
    }

    final Cursor cursor = queryCleared(uri, new String[]{
                    Downloads.Impl._DATA, Downloads.Impl.COLUMN_STATUS,
                    Downloads.Impl.COLUMN_DESTINATION, Downloads.Impl.COLUMN_MEDIA_SCANNED}, null,
            null, null);
    final String path;
    final boolean shouldScan;
    try {
        int count = (cursor != null) ? cursor.getCount() : 0;
        if (count != 1) {
            // If there is not exactly one result, throw an appropriate exception.
            if (count == 0) {
                throw new FileNotFoundException("No entry for " + uri);
            }
            throw new FileNotFoundException("Multiple items at " + uri);
        }

        if (cursor.moveToFirst()) {
            final int status = cursor.getInt(1);
            final int destination = cursor.getInt(2);
            final int mediaScanned = cursor.getInt(3);

            path = cursor.getString(0);
            shouldScan = Downloads.Impl.isStatusSuccess(status) && (
                    destination == Downloads.Impl.DESTINATION_EXTERNAL
                            || destination == Downloads.Impl.DESTINATION_FILE_URI
                            || destination == Downloads.Impl.DESTINATION_NON_DOWNLOADMANAGER_DOWNLOAD)
                    && mediaScanned != 2;
        } else {
            throw new FileNotFoundException("Failed moveToFirst");
        }
    } finally {
        IoUtils.closeQuietly(cursor);
    }

    if (path == null) {
        throw new FileNotFoundException("No filename found.");
    }

    final File file = new File(path);

    int fileMode = 0;
    if (mode.contains("w")) {
        fileMode |= ParcelFileDescriptor.MODE_WRITE_ONLY;
    }
    if (mode.contains("r")) {
        fileMode |= ParcelFileDescriptor.MODE_READ_ONLY;
    }
    if (mode.contains("+")) {
        fileMode |= ParcelFileDescriptor.MODE_APPEND;
    }
    return ParcelFileDescriptor.open(file, fileMode);
}
開發者ID:redleaf2002，項目名稱:downloadmanager，代碼行數:61，代碼來源:DownloadProvider.java

示例5: openFile

/**
 * Remotely opens a file
 */
@Override
public ParcelFileDescriptor openFile(final Uri uri, String mode) throws FileNotFoundException {
    if (Constants.LOGVV) {
        logVerboseOpenFileInfo(uri, mode);
    }

    final Cursor cursor = queryCleared(uri, new String[] {
                    Downloads.Impl._DATA, Downloads.Impl.COLUMN_STATUS,
                    Downloads.Impl.COLUMN_DESTINATION, Downloads.Impl.COLUMN_MEDIA_SCANNED }, null,
            null, null);
    final String path;
    final boolean shouldScan;
    try {
        int count = (cursor != null) ? cursor.getCount() : 0;
        if (count != 1) {
            // If there is not exactly one result, throw an appropriate exception.
            if (count == 0) {
                throw new FileNotFoundException("No entry for " + uri);
            }
            throw new FileNotFoundException("Multiple items at " + uri);
        }

        if (cursor.moveToFirst()) {
            final int status = cursor.getInt(1);
            final int destination = cursor.getInt(2);
            final int mediaScanned = cursor.getInt(3);

            path = cursor.getString(0);
            shouldScan = Downloads.Impl.isStatusSuccess(status) && (
                    destination == Downloads.Impl.DESTINATION_EXTERNAL
                            || destination == Downloads.Impl.DESTINATION_FILE_URI
                            || destination == Downloads.Impl.DESTINATION_NON_DOWNLOADMANAGER_DOWNLOAD)
                    && mediaScanned != 2;
        } else {
            throw new FileNotFoundException("Failed moveToFirst");
        }
    } finally {
        IoUtils.closeQuietly(cursor);
    }

    if (path == null) {
        throw new FileNotFoundException("No filename found.");
    }

    final File file = new File(path);

    int fileMode = 0;
    if (mode.contains("w")) {
        fileMode |= ParcelFileDescriptor.MODE_WRITE_ONLY;
    }
    if (mode.contains("r")) {
        fileMode |= ParcelFileDescriptor.MODE_READ_ONLY;
    }
    if (mode.contains("+")) {
        fileMode |= ParcelFileDescriptor.MODE_APPEND;
    }
    return ParcelFileDescriptor.open(file, fileMode);
}
開發者ID:limpoxe，項目名稱:Android-DownloadManager，代碼行數:61，代碼來源:DownloadProvider.java


注：本文中的android.os.ParcelFileDescriptor.MODE_APPEND屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。