From 2531c88f2c8a992aa0c40c9f96e88099dc94139e Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Fri, 20 Nov 2015 22:41:30 +0100
Subject: Implements FS#67: Introduce central logging class to use log prefix,
 new activity to show logcat output and button to copy contents

---
 .../android/logcat/tasks/ReadLogCatAsyncTask.java  | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java

(limited to 'src/main/java/de/thedevstack/android/logcat/tasks')

diff --git a/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java b/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java
new file mode 100644
index 00000000..b9fa450b
--- /dev/null
+++ b/src/main/java/de/thedevstack/android/logcat/tasks/ReadLogCatAsyncTask.java
@@ -0,0 +1,67 @@
+package de.thedevstack.android.logcat.tasks;
+
+import android.os.AsyncTask;
+import de.thedevstack.conversationsplus.utils.Logging;
+import android.widget.ArrayAdapter;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+
+import de.thedevstack.conversationsplus.utils.StreamUtil;
+
+/**
+ * Created by tzur on 20.11.2015.
+ */
+public class ReadLogCatAsyncTask extends AsyncTask<Void, Void, String[]> {
+    private final ArrayAdapter<String> arrayAdapter;
+    private static final String[] LOG_CAT_CMD = { "logcat", "-d", "-v", "time"};
+    private static final String[] WHITE_LIST = { "thedevstack.", "E/", "W/" };
+    private static final String[] BLACK_LIST = { "D/TextLayoutCache" };
+
+    public ReadLogCatAsyncTask(ArrayAdapter<String> arrayAdapter) {
+        this.arrayAdapter = arrayAdapter;
+    }
+    @Override
+    protected String[] doInBackground(Void... params) {
+        ArrayList<String> logCatOutput = new ArrayList<>();
+        BufferedReader bufferedReader = null;
+        try {
+            Process process = Runtime.getRuntime().exec(ReadLogCatAsyncTask.LOG_CAT_CMD);
+            bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
+            String line = "";
+            while ((line = bufferedReader.readLine()) != null) {
+                logCatOutput.add(line);
+            }
+            bufferedReader.close();
+        } catch (IOException e) {
+            Logging.e("ReadLogCat", "error while retrieving information from logcat: " + e.getMessage(), e);
+        } finally {
+            StreamUtil.close(bufferedReader);
+        }
+        logCatOutput.trimToSize();
+        return logCatOutput.toArray(new String[0]);
+    }
+
+    @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);
+                }
+            }
+        }
+    }
+
+    protected boolean filter(String item) {
+        for (String whiteListed : ReadLogCatAsyncTask.WHITE_LIST) {
+            if (item.contains(whiteListed)) {
+                return false;
+            }
+        }
+        return true;
+    }
+}
-- 
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