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-rw-r--r--libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/Logging.java148
-rw-r--r--libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/adapters/LogCatArrayAdapter.java122
-rw-r--r--libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java132
-rw-r--r--libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/ui/LogCatOutputCopyOnClickListener.java48
4 files changed, 450 insertions, 0 deletions
diff --git a/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/Logging.java b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/Logging.java
new file mode 100644
index 00000000..6af7a70e
--- /dev/null
+++ b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/Logging.java
@@ -0,0 +1,148 @@
+package de.thedevstack.android.logcat;
+
+import android.util.Log;
+
+/**
+ * Utility class to prefix every log tag.
+ * This can be used for better filtering in the log cat output activity.
+ */
+public class Logging {
+ /**
+ * The prefix for every log tag.
+ */
+ protected static String LOG_TAG_PREFIX = "thedevstack.";
+
+ /**
+ * Changes the default log tag prefix.
+ * The default value is <code>thedevstack.</code>
+ * @param logTagPrefix the new log tag prefix to use
+ */
+ public static void initLogTagPrefix(String logTagPrefix) {
+ if (null != logTagPrefix) {
+ LOG_TAG_PREFIX = logTagPrefix;
+ }
+ }
+
+ /**
+ * Returns the current log tag prefix.
+ * @return value of Logging.LOG_TAG_PREFIX
+ */
+ public static String getLogTagPrefix() {
+ return LOG_TAG_PREFIX;
+ }
+
+ /**
+ * Send a {@link Log#VERBOSE} log message.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ */
+ public static int v(String tag, String msg) {
+ return Log.v(Logging.LOG_TAG_PREFIX + tag, msg);
+ }
+
+ /**
+ * Send a {@link Log#VERBOSE} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ * @param tr An exception to log
+ */
+ public static int v(String tag, String msg, Throwable tr) {
+ return Log.v(Logging.LOG_TAG_PREFIX + tag, msg + '\n' + Log.getStackTraceString(tr));
+ }
+
+ /**
+ * Send a {@link Log#DEBUG} log message.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ */
+ public static int d(String tag, String msg) {
+ return Log.d(Logging.LOG_TAG_PREFIX + tag, msg);
+ }
+
+ /**
+ * Send a {@link Log#DEBUG} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ * @param tr An exception to log
+ */
+ public static int d(String tag, String msg, Throwable tr) {
+ return Log.d(Logging.LOG_TAG_PREFIX + tag, msg + '\n' + Log.getStackTraceString(tr));
+ }
+
+ /**
+ * Send an {@link Log#INFO} log message.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ */
+ public static int i(String tag, String msg) {
+ return Log.i(Logging.LOG_TAG_PREFIX + tag, msg);
+ }
+
+ /**
+ * Send a {@link Log#INFO} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ * @param tr An exception to log
+ */
+ public static int i(String tag, String msg, Throwable tr) {
+ return Log.i(Logging.LOG_TAG_PREFIX + tag, msg + '\n' + Log.getStackTraceString(tr));
+ }
+
+ /**
+ * Send a {@link Log#WARN} log message.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ */
+ public static int w(String tag, String msg) {
+ return Log.w(Logging.LOG_TAG_PREFIX + tag, msg);
+ }
+
+ /**
+ * Send a {@link Log#WARN} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ * @param tr An exception to log
+ */
+ public static int w(String tag, String msg, Throwable tr) {
+ return Log.w(Logging.LOG_TAG_PREFIX + tag, msg + '\n' + Log.getStackTraceString(tr));
+ }
+
+ /*
+ * Send a {@link #WARN} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param tr An exception to log
+ */
+ public static int w(String tag, Throwable tr) {
+ return Log.w(Logging.LOG_TAG_PREFIX + tag, Log.getStackTraceString(tr));
+ }
+
+ /**
+ * Send an {@link Log#ERROR} log message.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ */
+ public static int e(String tag, String msg) {
+ return Log.e(Logging.LOG_TAG_PREFIX + tag, msg);
+ }
+
+ /**
+ * Send a {@link Log#ERROR} log message and log the exception.
+ * @param tag Used to identify the source of a log message. It usually identifies
+ * the class or activity where the log call occurs.
+ * @param msg The message you would like logged.
+ * @param tr An exception to log
+ */
+ public static int e(String tag, String msg, Throwable tr) {
+ return Log.e(Logging.LOG_TAG_PREFIX + tag, msg + '\n' + Log.getStackTraceString(tr));
+ }
+}
diff --git a/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/adapters/LogCatArrayAdapter.java b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/adapters/LogCatArrayAdapter.java
new file mode 100644
index 00000000..c8a96ea3
--- /dev/null
+++ b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/adapters/LogCatArrayAdapter.java
@@ -0,0 +1,122 @@
+package de.thedevstack.android.logcat.adapters;
+
+import android.content.Context;
+import android.widget.ArrayAdapter;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Created by tzur on 20.11.2015.
+ */
+public class LogCatArrayAdapter extends ArrayAdapter<String> {
+ private ArrayList<String> logcatItems = new ArrayList<>();
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a TextView to use when
+ */
+ public LogCatArrayAdapter(Context context, int resource) {
+ super(context, resource);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a layout to use when
+ * instantiating views.
+ * @param textViewResourceId The id of the TextView within the layout resource to be populated
+ */
+ public LogCatArrayAdapter(Context context, int resource, int textViewResourceId) {
+ super(context, resource, textViewResourceId);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a TextView to use when
+ * instantiating views.
+ * @param objects The objects to represent in the ListView.
+ */
+ public LogCatArrayAdapter(Context context, int resource, String[] objects) {
+ super(context, resource, objects);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a layout to use when
+ * instantiating views.
+ * @param textViewResourceId The id of the TextView within the layout resource to be populated
+ * @param objects The objects to represent in the ListView.
+ */
+ public LogCatArrayAdapter(Context context, int resource, int textViewResourceId, String[] objects) {
+ super(context, resource, textViewResourceId, objects);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a TextView to use when
+ * instantiating views.
+ * @param objects The objects to represent in the ListView.
+ */
+ public LogCatArrayAdapter(Context context, int resource, List<String> objects) {
+ super(context, resource, objects);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param context The current context.
+ * @param resource The resource ID for a layout file containing a layout to use when
+ * instantiating views.
+ * @param textViewResourceId The id of the TextView within the layout resource to be populated
+ * @param objects The objects to represent in the ListView.
+ */
+ public LogCatArrayAdapter(Context context, int resource, int textViewResourceId, List<String> objects) {
+ super(context, resource, textViewResourceId, objects);
+ }
+
+ @Override
+ public void add(String object) {
+ super.add(object);
+ logcatItems.add(object);
+ }
+
+ @Override
+ public void addAll(Collection<? extends String> collection) {
+ super.addAll(collection);
+ logcatItems.addAll(collection);
+ }
+
+ @Override
+ public void addAll(String... items) {
+ super.addAll(items);
+ Collections.addAll(logcatItems, items);
+ }
+
+ @Override
+ public void clear() {
+ super.clear();
+ logcatItems.clear();
+ }
+
+ @Override
+ public void remove(String object) {
+ super.remove(object);
+ logcatItems.remove(object);
+ }
+
+ public ArrayList<String> getItems() {
+ return this.logcatItems;
+ }
+}
diff --git a/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java
new file mode 100644
index 00000000..e16009ee
--- /dev/null
+++ b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java
@@ -0,0 +1,132 @@
+package de.thedevstack.android.logcat.tasks;
+
+import android.os.AsyncTask;
+import android.widget.ArrayAdapter;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+
+import de.thedevstack.android.logcat.Logging;
+import de.thedevstack.android.logcat.adapters.LogCatArrayAdapter;
+
+/**
+ * Task to read the logcat of the App.
+ * The command <code>logcat -d -v time</code> is used to load the logs.
+ * This reader uses a white list to restrict the messages to display, otherwise it might be flooded with useless log messages.
+ * The white list checks if a log messages contains one of the following strings:
+ * <ul>
+ * <li>{@value Logging#LOG_TAG_PREFIX}</li>
+ * <li><code>E/</code> - for every error message</li>
+ * <li><code>W/</code> - for every warning message</li>
+ * </ul>
+ */
+public class ReadLogCatAsyncTask extends AsyncTask<Void, Void, String[]> {
+ /**
+ * The array adapter to publish the log messages to.
+ */
+ private final LogCatArrayAdapter arrayAdapter;
+ /**
+ * The command to execute logcat.
+ */
+ private static final String[] LOG_CAT_CMD = { "logcat", "-d", "-v", "time"};
+ /**
+ * The white list to filter log messages.
+ */
+ private static final String[] WHITE_LIST = { Logging.getLogTagPrefix(), "E/", "W/" };
+
+ /**
+ * Initializes the Task with the array adapter to publish the log messages to.
+ * @param arrayAdapter the array adapter
+ */
+ public ReadLogCatAsyncTask(LogCatArrayAdapter arrayAdapter) {
+ this.arrayAdapter = arrayAdapter;
+ }
+
+ /**
+ * Executes the logcat command, reads the output of the command and returns all log messages.
+ * @param params no params will be passed. (interface compliance)
+ * @return the array of log messages
+ */
+ @Override
+ protected String[] doInBackground(Void... params) {
+ ArrayList<String> logCatOutput = new ArrayList<>();
+ BufferedReader bufferedReader = null;
+ BufferedReader errorReader = null;
+ try {
+ Process process = Runtime.getRuntime().exec(ReadLogCatAsyncTask.LOG_CAT_CMD);
+ bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
+ errorReader = new BufferedReader(new InputStreamReader(process.getErrorStream()));
+ String line = "";
+ while ((line = bufferedReader.readLine()) != null) {
+ logCatOutput.add(line);
+ }
+
+ String errorLine = "";
+ StringBuilder sb = new StringBuilder();
+ while ((errorLine = errorReader.readLine()) != null) {
+ sb.append(errorLine);
+ sb.append('\n');
+ }
+ int exitValue = process.waitFor();
+
+ Logging.d("ReadLogCat", "Logcat command returned with exitValue '" + exitValue + "'.");
+
+ String errorMessage = sb.toString();
+ if (0 != exitValue && !errorMessage.isEmpty()) {
+ Logging.e("ReadLogCat", errorMessage);
+ logCatOutput.add(errorMessage);
+ }
+ } catch (IOException e) {
+ Logging.e("ReadLogCat", "error while retrieving information from logcat: " + e.getMessage(), e);
+ } catch (InterruptedException e) {
+ Logging.e("ReadLogCat", "error while retrieving information from logcat: " + e.getMessage(), e);
+ } finally {
+ if (null != bufferedReader) {
+ try {
+ bufferedReader.close();
+ } catch (IOException e) {
+ }
+ }
+ if (null != errorReader) {
+ try {
+ errorReader.close();
+ } catch (IOException e) {
+ }
+ }
+ }
+ logCatOutput.trimToSize();
+ return logCatOutput.toArray(new String[0]);
+ }
+
+ /**
+ * Clears the array adapter and adds the filtered log messages.
+ * @param items all log messages
+ */
+ @Override
+ protected void onPostExecute(String[] items) {
+ this.arrayAdapter.clear();
+ if (null != items && items.length > 0) {
+ for (String item : items) {
+ if (!filter(item)) {
+ this.arrayAdapter.add(item);
+ }
+ }
+ }
+ }
+
+ /**
+ * Checks whether a log message contains a white listed string or not.
+ * @param item the item to filter
+ * @return <code>true</code> if the string should be filtered (removed from the list) <code>false</code> otherwise.
+ */
+ protected boolean filter(String item) {
+ for (String whiteListed : ReadLogCatAsyncTask.WHITE_LIST) {
+ if (item.contains(whiteListed)) {
+ return false;
+ }
+ }
+ return true;
+ }
+}
diff --git a/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/ui/LogCatOutputCopyOnClickListener.java b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/ui/LogCatOutputCopyOnClickListener.java
new file mode 100644
index 00000000..1be04c9c
--- /dev/null
+++ b/libs/thedevstacklogcat/src/main/java/de/thedevstack/android/logcat/ui/LogCatOutputCopyOnClickListener.java
@@ -0,0 +1,48 @@
+package de.thedevstack.android.logcat.ui;
+
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.view.View;
+import android.widget.Toast;
+
+import java.util.ArrayList;
+
+import de.thedevstack.android.logcat.Logging;
+import de.thedevstack.android.logcat.adapters.LogCatArrayAdapter;
+
+/**
+ * Created by tzur on 20.11.2015.
+ */
+public class LogCatOutputCopyOnClickListener implements View.OnClickListener {
+ private final LogCatArrayAdapter logCatOutputAdapter;
+ private final Context context;
+ private final int resIdLogcatCopied;
+ private final int resIdLogcatNotCopied;
+
+ public LogCatOutputCopyOnClickListener(Context context, LogCatArrayAdapter logCatOutputAdapter, int resIdLogcatCopied, int resIdLogcatNotCopied) {
+ this.logCatOutputAdapter = logCatOutputAdapter;
+ this.context = context;
+ this.resIdLogcatCopied = resIdLogcatCopied;
+ this.resIdLogcatNotCopied = resIdLogcatNotCopied;
+ }
+
+ @Override
+ public void onClick(View v) {
+ Logging.d("copylogcat", "Start Copying log cat");
+ ArrayList<String> items = this.logCatOutputAdapter.getItems();
+ if (null != items && !items.isEmpty()) {
+ StringBuilder sb = new StringBuilder();
+ for (String item : items) {
+ sb.append(item);
+ sb.append("\n");
+ }
+ ClipboardManager clipboard = (ClipboardManager) this.context.getSystemService(Context.CLIPBOARD_SERVICE);
+ ClipData clip = ClipData.newPlainText("c+logcat", sb.toString());
+ clipboard.setPrimaryClip(clip);
+ Toast.makeText(this.context, this.context.getText(this.resIdLogcatCopied), Toast.LENGTH_LONG).show();
+ } else {
+ Toast.makeText(this.context, this.context.getText(this.resIdLogcatNotCopied), Toast.LENGTH_LONG).show();
+ }
+ }
+}