fix compiler warnings

Change-Id: Ifd2c923750dc6f2b5f8104aa3993277648fcf7b9

src/com/android/loganalysis/item/BugreportItem.java

@@ -50,7 +50,9 @@ public class BugreportItem extends GenericItem {
             TIME, COMMAND_LINE, MEM_INFO, PROCRANK, TOP, KERNEL_LOG, LAST_KMSG, SYSTEM_LOG,
             SYSTEM_PROPS, DUMPSYS));
 
-    public static class CommandLineItem extends GenericMapItem<String> {}
+    public static class CommandLineItem extends GenericMapItem<String> {
+        private static final long serialVersionUID = 0L;
+    }
 
     /**
      * The constructor for {@link BugreportItem}.

src/com/android/loganalysis/item/DumpsysProcStatsItem.java

@@ -20,5 +20,6 @@ package com.android.loganalysis.item;
  * used a helper item and not going to be marshalled to JSON
  */
 public class DumpsysProcStatsItem extends GenericMapItem<String> {
+    private static final long serialVersionUID = 1L;
 
 }

src/com/android/loganalysis/item/MemoryHealthItem.java

@@ -48,6 +48,7 @@ public class MemoryHealthItem extends GenericItem {
      * Returns breakdown of memory usage of foreground processes.
      * @return Map that stores breakdown of memory usage
      */
+    @SuppressWarnings("unchecked")
     public Map<String, Map<String, Long>> getForeground() {
         return (Map<String, Map<String, Long>>) super.getAttribute(FOREGROUND);
     }
@@ -56,6 +57,7 @@ public class MemoryHealthItem extends GenericItem {
      * Returns breakdown of memory usage of foreground processes.
      * @return Map that stores breakdown of memory usage
      */
+    @SuppressWarnings("unchecked")
     public Map<String, Map<String, Long>> getBackground() {
         return (Map<String, Map<String, Long>>) super.getAttribute(BACKGROUND);
     }

src/com/android/loganalysis/util/ArrayUtil.java

@@ -63,6 +63,7 @@ public class ArrayUtil {
      * @param inputAry an array, or a varargs list
      * @return a {@link List} instance with the identical contents
      */
+    @SafeVarargs
     public static <T> List<T> list(T... inputAry) {
         List<T> retList = new ArrayList<T>(inputAry.length);
         for (T item : inputAry) {
@@ -111,4 +112,3 @@ public class ArrayUtil {
         }
     }
 }
-

src/com/android/loganalysis/util/RegexTrie.java

@@ -105,7 +105,7 @@ public class RegexTrie<V> {
 
     public void clear() {
         mValue = null;
-        for (RegexTrie child : mChildren.values()) {
+        for (RegexTrie<V> child : mChildren.values()) {
             child.clear();
         }
         mChildren.clear();

src/com/android/loganalysis/util/config/OptionSetter.java

@@ -55,6 +55,7 @@ import java.util.Map;
  * @see {@link ArgsOptionParser}
  */
 //TODO: Use libTF once this is copied over.
+@SuppressWarnings("rawtypes")
 public class OptionSetter {
 
     static final String BOOL_FALSE_PREFIX = "no-";

src/com/android/loganalysis/util/config/OptionUpdateRule.java

@@ -112,7 +112,7 @@ public enum OptionUpdateRule {
      * Check if the objects are {@link Comparable}, and if so, compare them using
      * {@see Comparable#compareTo}.
      */
-    @SuppressWarnings("unchecked")
+    @SuppressWarnings({"unchecked", "rawtypes"})
     private static int compare(String optionName, Object current, Object update)
             throws ConfigurationException {
         Comparable compCurrent;

tests/src/com/android/loganalysis/util/config/OptionSetterTest.java

@@ -33,14 +33,13 @@ public class OptionSetterTest extends TestCase {
 
     /** Option source with generic type. */
     private static class GenericTypeOptionSource {
-        @SuppressWarnings("unused")
         @Option(name = "my_option", shortName = 'o')
         private Collection<?> mMyOption;
     }
 
     /** Option source with unparameterized type. */
+    @SuppressWarnings("rawtypes")
     private static class CollectionTypeOptionSource {
-        @SuppressWarnings("unused")
         @Option(name = "my_option", shortName = 'o')
         private Collection mMyOption;
     }
@@ -50,18 +49,15 @@ public class OptionSetterTest extends TestCase {
 
     /** Option source with unparameterized type. */
     private static class NonCollectionGenericTypeOptionSource {
-        @SuppressWarnings("unused")
         @Option(name = "my_option", shortName = 'o')
         private MyGeneric<String> mMyOption;
     }
 
     /** Option source with options with same name. */
     private static class DuplicateOptionSource {
-        @SuppressWarnings("unused")
         @Option(name = "string", shortName = 's')
         private String mMyOption;
 
-        @SuppressWarnings("unused")
         @Option(name = "string", shortName = 's')
         private String mMyDuplicateOption;
     }
@@ -72,11 +68,9 @@ public class OptionSetterTest extends TestCase {
         @Option(name = "string", shortName = 's')
         private String mMyOption;
 
-        @SuppressWarnings("unused")
         @Option(name = "enum")
         private DefaultEnumClass mEnum = null;
 
-        @SuppressWarnings("unused")
         @Option(name = "string_collection")
         private Collection<String> mStringCollection = new ArrayList<String>();
 
@@ -93,7 +87,6 @@ public class OptionSetterTest extends TestCase {
      * Option source with an option with same name as AllTypesOptionSource, but a different type.
      */
     private static class SharedOptionWrongTypeSource {
-        @SuppressWarnings("unused")
         @Option(name = "string", shortName = 's')
         private int mMyOption;
     }
@@ -188,7 +181,6 @@ public class OptionSetterTest extends TestCase {
      * Option source with invalid option name.
      */
     private static class BadOptionNameSource {
-        @SuppressWarnings("unused")
         @Option(name = "bad:string", shortName = 's')
         private int mMyOption;
     }