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Diffstat (limited to 'java/com/android/voicemailomtp/mail/store/imap/ImapResponse.java')
-rw-r--r-- | java/com/android/voicemailomtp/mail/store/imap/ImapResponse.java | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/java/com/android/voicemailomtp/mail/store/imap/ImapResponse.java b/java/com/android/voicemailomtp/mail/store/imap/ImapResponse.java new file mode 100644 index 000000000..412f16d8a --- /dev/null +++ b/java/com/android/voicemailomtp/mail/store/imap/ImapResponse.java @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2015 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.android.voicemailomtp.mail.store.imap; + +/** + * Class represents an IMAP response. + */ +public class ImapResponse extends ImapList { + private final String mTag; + private final boolean mIsContinuationRequest; + + /* package */ ImapResponse(String tag, boolean isContinuationRequest) { + mTag = tag; + mIsContinuationRequest = isContinuationRequest; + } + + /* package */ static boolean isStatusResponse(String symbol) { + return ImapConstants.OK.equalsIgnoreCase(symbol) + || ImapConstants.NO.equalsIgnoreCase(symbol) + || ImapConstants.BAD.equalsIgnoreCase(symbol) + || ImapConstants.PREAUTH.equalsIgnoreCase(symbol) + || ImapConstants.BYE.equalsIgnoreCase(symbol); + } + + /** + * @return whether it's a tagged response. + */ + public boolean isTagged() { + return mTag != null; + } + + /** + * @return whether it's a continuation request. + */ + public boolean isContinuationRequest() { + return mIsContinuationRequest; + } + + public boolean isStatusResponse() { + return isStatusResponse(getStringOrEmpty(0).getString()); + } + + /** + * @return whether it's an OK response. + */ + public boolean isOk() { + return is(0, ImapConstants.OK); + } + + /** + * @return whether it's an BAD response. + */ + public boolean isBad() { + return is(0, ImapConstants.BAD); + } + + /** + * @return whether it's an NO response. + */ + public boolean isNo() { + return is(0, ImapConstants.NO); + } + + /** + * @return whether it's an {@code responseType} data response. (i.e. not tagged). + * @param index where {@code responseType} should appear. e.g. 1 for "FETCH" + * @param responseType e.g. "FETCH" + */ + public final boolean isDataResponse(int index, String responseType) { + return !isTagged() && getStringOrEmpty(index).is(responseType); + } + + /** + * @return Response code (RFC 3501 7.1) if it's a status response. + * + * e.g. "ALERT" for "* OK [ALERT] System shutdown in 10 minutes" + */ + public ImapString getResponseCodeOrEmpty() { + if (!isStatusResponse()) { + return ImapString.EMPTY; // Not a status response. + } + return getListOrEmpty(1).getStringOrEmpty(0); + } + + /** + * @return Alert message it it has ALERT response code. + * + * e.g. "System shutdown in 10 minutes" for "* OK [ALERT] System shutdown in 10 minutes" + */ + public ImapString getAlertTextOrEmpty() { + if (!getResponseCodeOrEmpty().is(ImapConstants.ALERT)) { + return ImapString.EMPTY; // Not an ALERT + } + // The 3rd element contains all the rest of line. + return getStringOrEmpty(2); + } + + /** + * @return Response text in a status response. + */ + public ImapString getStatusResponseTextOrEmpty() { + if (!isStatusResponse()) { + return ImapString.EMPTY; + } + return getStringOrEmpty(getElementOrNone(1).isList() ? 2 : 1); + } + + public ImapString getStatusOrEmpty() { + if (!isStatusResponse()) { + return ImapString.EMPTY; + } + return getStringOrEmpty(0); + } + + @Override + public String toString() { + String tag = mTag; + if (isContinuationRequest()) { + tag = "+"; + } + return "#" + tag + "# " + super.toString(); + } + + @Override + public boolean equalsForTest(ImapElement that) { + if (!super.equalsForTest(that)) { + return false; + } + final ImapResponse thatResponse = (ImapResponse) that; + if (mTag == null) { + if (thatResponse.mTag != null) { + return false; + } + } else { + if (!mTag.equals(thatResponse.mTag)) { + return false; + } + } + if (mIsContinuationRequest != thatResponse.mIsContinuationRequest) { + return false; + } + return true; + } +}
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