1 files changed, 59 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/mime/FileTypeRegistry.java b/java/com/google/gerrit/server/mime/FileTypeRegistry.java
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+++ b/java/com/google/gerrit/server/mime/FileTypeRegistry.java
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+// Copyright (C) 2009 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.server.mime;
+
+import eu.medsea.mimeutil.MimeType;
+import eu.medsea.mimeutil.MimeUtil2;
+import java.io.InputStream;
+
+public interface FileTypeRegistry {
+  /**
+   * Get the most specific MIME type available for a file.
+   *
+   * @param path name of the file. The base name (component after the last '/') may be used to help
+   *     determine the MIME type, such as by examining the extension (portion after the last '.' if
+   *     present).
+   * @param content the complete file content. If non-null the content may be used to guess the MIME
+   *     type by examining the beginning for common file headers.
+   * @return the MIME type for this content. If the MIME type is not recognized or cannot be
+   *     determined, {@link MimeUtil2#UNKNOWN_MIME_TYPE} which is an alias for {@code
+   *     application/octet-stream}.
+   */
+  MimeType getMimeType(String path, byte[] content);
+
+  /**
+   * Get the most specific MIME type available for a file.
+   *
+   * @param path name of the file. The base name (component after the last '/') may be used to help
+   *     determine the MIME type, such as by examining the extension (portion after the last '.' if
+   *     present).
+   * @param is InputStream corresponding to the complete file content. The content may be used to
+   *     guess the MIME type by examining the beginning for common file headers.
+   * @return the MIME type for this content. If the MIME type is not recognized or cannot be
+   *     determined, {@link MimeUtil2#UNKNOWN_MIME_TYPE} which is an alias for {@code
+   *     application/octet-stream}.
+   */
+  MimeType getMimeType(String path, InputStream is);
+
+  /**
+   * Is this content type safe to transmit to a browser directly?
+   *
+   * @param type the MIME type of the file content.
+   * @return true if the Gerrit administrator wants to permit this content to be served as-is; false
+   *     if the administrator does not trust this content type and wants it to be protected
+   *     (typically by wrapping the data in a ZIP archive).
+   */
+  boolean isSafeInline(MimeType type);
+}