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authorEric Erfanian <erfanian@google.com>2017-03-15 14:41:07 -0700
committerEric Erfanian <erfanian@google.com>2017-03-15 16:24:23 -0700
commitd5e47f6da5b08b13ecdfa7f1edc7e12aeb83fab9 (patch)
treeb54abbb51fb7d66e7755a1fbb5db023ff601090b /java/com/android/voicemail/impl/mail/internet/MimeHeader.java
parent30436e7e6d3f2c8755a91b2b6222b74d465a9e87 (diff)
Update Dialer source from latest green build.
* Refactor voicemail component * Add new enriched calling components Test: treehugger, manual aosp testing Change-Id: I521a0f86327d4b42e14d93927c7d613044ed5942
Diffstat (limited to 'java/com/android/voicemail/impl/mail/internet/MimeHeader.java')
-rw-r--r--java/com/android/voicemail/impl/mail/internet/MimeHeader.java158
1 files changed, 158 insertions, 0 deletions
diff --git a/java/com/android/voicemail/impl/mail/internet/MimeHeader.java b/java/com/android/voicemail/impl/mail/internet/MimeHeader.java
new file mode 100644
index 000000000..d41cdb3e4
--- /dev/null
+++ b/java/com/android/voicemail/impl/mail/internet/MimeHeader.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.voicemail.impl.mail.internet;
+
+import com.android.voicemail.impl.mail.MessagingException;
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.util.ArrayList;
+
+public class MimeHeader {
+ /**
+ * Application specific header that contains Store specific information about an attachment. In
+ * IMAP this contains the IMAP BODYSTRUCTURE part id so that the ImapStore can later retrieve the
+ * attachment at will from the server. The info is recorded from this header on
+ * LocalStore.appendMessage and is put back into the MIME data by LocalStore.fetch.
+ */
+ public static final String HEADER_ANDROID_ATTACHMENT_STORE_DATA =
+ "X-Android-Attachment-StoreData";
+
+ public static final String HEADER_CONTENT_TYPE = "Content-Type";
+ public static final String HEADER_CONTENT_TRANSFER_ENCODING = "Content-Transfer-Encoding";
+ public static final String HEADER_CONTENT_DISPOSITION = "Content-Disposition";
+ public static final String HEADER_CONTENT_ID = "Content-ID";
+
+ /** Fields that should be omitted when writing the header using writeTo() */
+ private static final String[] WRITE_OMIT_FIELDS = {
+ // HEADER_ANDROID_ATTACHMENT_DOWNLOADED,
+ // HEADER_ANDROID_ATTACHMENT_ID,
+ HEADER_ANDROID_ATTACHMENT_STORE_DATA
+ };
+
+ protected final ArrayList<Field> mFields = new ArrayList<Field>();
+
+ public void clear() {
+ mFields.clear();
+ }
+
+ public String getFirstHeader(String name) throws MessagingException {
+ String[] header = getHeader(name);
+ if (header == null) {
+ return null;
+ }
+ return header[0];
+ }
+
+ public void addHeader(String name, String value) throws MessagingException {
+ mFields.add(new Field(name, value));
+ }
+
+ public void setHeader(String name, String value) throws MessagingException {
+ if (name == null || value == null) {
+ return;
+ }
+ removeHeader(name);
+ addHeader(name, value);
+ }
+
+ public String[] getHeader(String name) throws MessagingException {
+ ArrayList<String> values = new ArrayList<String>();
+ for (Field field : mFields) {
+ if (field.name.equalsIgnoreCase(name)) {
+ values.add(field.value);
+ }
+ }
+ if (values.size() == 0) {
+ return null;
+ }
+ return values.toArray(new String[] {});
+ }
+
+ public void removeHeader(String name) throws MessagingException {
+ ArrayList<Field> removeFields = new ArrayList<Field>();
+ for (Field field : mFields) {
+ if (field.name.equalsIgnoreCase(name)) {
+ removeFields.add(field);
+ }
+ }
+ mFields.removeAll(removeFields);
+ }
+
+ /**
+ * Write header into String
+ *
+ * @return CR-NL separated header string except the headers in writeOmitFields null if header is
+ * empty
+ */
+ public String writeToString() {
+ if (mFields.size() == 0) {
+ return null;
+ }
+ StringBuilder builder = new StringBuilder();
+ for (Field field : mFields) {
+ if (!arrayContains(WRITE_OMIT_FIELDS, field.name)) {
+ builder.append(field.name + ": " + field.value + "\r\n");
+ }
+ }
+ return builder.toString();
+ }
+
+ public void writeTo(OutputStream out) throws IOException, MessagingException {
+ BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(out), 1024);
+ for (Field field : mFields) {
+ if (!arrayContains(WRITE_OMIT_FIELDS, field.name)) {
+ writer.write(field.name + ": " + field.value + "\r\n");
+ }
+ }
+ writer.flush();
+ }
+
+ private static class Field {
+ final String name;
+ final String value;
+
+ public Field(String name, String value) {
+ this.name = name;
+ this.value = value;
+ }
+
+ @Override
+ public String toString() {
+ return name + "=" + value;
+ }
+ }
+
+ @Override
+ public String toString() {
+ return (mFields == null) ? null : mFields.toString();
+ }
+
+ public static final boolean arrayContains(Object[] a, Object o) {
+ int index = arrayIndex(a, o);
+ return (index >= 0);
+ }
+
+ public static final int arrayIndex(Object[] a, Object o) {
+ for (int i = 0, count = a.length; i < count; i++) {
+ if (a[i].equals(o)) {
+ return i;
+ }
+ }
+ return -1;
+ }
+}