From e85d59d3ec0839617a2c4b394301dc6c3c4e31b4 Mon Sep 17 00:00:00 2001
From: "Brian S. O'Neill" <bronee@gmail.com>
Date: Sat, 25 Jul 2009 18:09:50 +0000
Subject: Query.after and Query.fetchAfter supports subclass parameter.

---
 src/main/java/com/amazon/carbonado/Query.java      |  4 +-
 .../com/amazon/carbonado/qe/AbstractQuery.java     | 12 +++++-
 .../java/com/amazon/carbonado/qe/EmptyQuery.java   | 31 ++++++++++++++-
 .../com/amazon/carbonado/qe/StandardQuery.java     | 35 +++++++++++++++-
 .../carbonado/repo/logging/LoggingQuery.java       | 46 +++++++++++++++++++---
 5 files changed, 116 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/main/java/com/amazon/carbonado/Query.java b/src/main/java/com/amazon/carbonado/Query.java
index 3c3e6e2..f987727 100644
--- a/src/main/java/com/amazon/carbonado/Query.java
+++ b/src/main/java/com/amazon/carbonado/Query.java
@@ -271,7 +271,7 @@ public interface Query<S extends Storable> {
      * @throws FetchException if storage layer throws an exception
      * @since 1.2
      */
-    Query<S> after(S start) throws FetchException;
+    <T extends S> Query<S> after(T start) throws FetchException;
 
     /**
      * Fetches results for this query. If any updates or deletes might be
@@ -323,7 +323,7 @@ public interface Query<S extends Storable> {
      * @see Repository#enterTransaction(IsolationLevel)
      * @see #after
      */
-    Cursor<S> fetchAfter(S start) throws FetchException;
+    <T extends S> Cursor<S> fetchAfter(T start) throws FetchException;
 
     /**
      * Attempts to load exactly one matching object. If the number of matching
diff --git a/src/main/java/com/amazon/carbonado/qe/AbstractQuery.java b/src/main/java/com/amazon/carbonado/qe/AbstractQuery.java
index bd27d9a..21c7e3f 100644
--- a/src/main/java/com/amazon/carbonado/qe/AbstractQuery.java
+++ b/src/main/java/com/amazon/carbonado/qe/AbstractQuery.java
@@ -45,18 +45,22 @@ public abstract class AbstractQuery<S extends Storable> implements Query<S>, App
     protected AbstractQuery() {
     }
 
+    @Override
     public Query<S> and(String filter) throws FetchException {
         return and(Filter.filterFor(getStorableType(), filter));
     }
 
+    @Override
     public Query<S> or(String filter) throws FetchException {
         return or(Filter.filterFor(getStorableType(), filter));
     }
 
-    public Cursor<S> fetchAfter(S start) throws FetchException {
+    @Override
+    public <T extends S> Cursor<S> fetchAfter(T start) throws FetchException {
         return after(start).fetch();
     }
 
+    @Override
     public S loadOne() throws FetchException {
         S obj = tryLoadOne();
         if (obj == null) {
@@ -65,6 +69,7 @@ public abstract class AbstractQuery<S extends Storable> implements Query<S>, App
         return obj;
     }
 
+    @Override
     public S tryLoadOne() throws FetchException {
         Cursor<S> cursor = fetch();
         try {
@@ -82,12 +87,14 @@ public abstract class AbstractQuery<S extends Storable> implements Query<S>, App
         }
     }
 
+    @Override
     public void deleteOne() throws PersistException {
         if (!tryDeleteOne()) {
             throw new PersistNoneException(toString());
         }
     }
 
+    @Override
     public boolean printNative() {
         try {
             return printNative(System.out);
@@ -97,10 +104,12 @@ public abstract class AbstractQuery<S extends Storable> implements Query<S>, App
         }
     }
 
+    @Override
     public boolean printNative(Appendable app) throws IOException {
         return printNative(app, 0);
     }
 
+    @Override
     public boolean printPlan() {
         try {
             return printPlan(System.out);
@@ -110,6 +119,7 @@ public abstract class AbstractQuery<S extends Storable> implements Query<S>, App
         }
     }
 
+    @Override
     public boolean printPlan(Appendable app) throws IOException {
         return printPlan(app, 0);
     }
diff --git a/src/main/java/com/amazon/carbonado/qe/EmptyQuery.java b/src/main/java/com/amazon/carbonado/qe/EmptyQuery.java
index e9431f3..873b8a7 100644
--- a/src/main/java/com/amazon/carbonado/qe/EmptyQuery.java
+++ b/src/main/java/com/amazon/carbonado/qe/EmptyQuery.java
@@ -81,6 +81,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
         mOrdering = OrderingList.emptyList();
     }
 
+    @Override
     public Class<S> getStorableType() {
         return mFactory.getStorableType();
     }
@@ -88,6 +89,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns a {@link com.amazon.carbonado.filter.ClosedFilter ClosedFilter}.
      */
+    @Override
     public Filter<S> getFilter() {
         return Filter.getClosedFilter(getStorableType());
     }
@@ -95,6 +97,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns null.
      */
+    @Override
     public FilterValues<S> getFilterValues() {
         return null;
     }
@@ -102,6 +105,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns zero.
      */
+    @Override
     public int getBlankParameterCount() {
         return 0;
     }
@@ -109,6 +113,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(int value) {
         throw error();
     }
@@ -116,6 +121,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(long value) {
         throw error();
     }
@@ -123,6 +129,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(float value) {
         throw error();
     }
@@ -130,6 +137,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(double value) {
         throw error();
     }
@@ -137,6 +145,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(boolean value) {
         throw error();
     }
@@ -144,6 +153,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(char value) {
         throw error();
     }
@@ -151,6 +161,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(byte value) {
         throw error();
     }
@@ -158,6 +169,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(short value) {
         throw error();
     }
@@ -165,6 +177,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> with(Object value) {
         throw error();
     }
@@ -172,6 +185,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Throws an IllegalStateException unless no values passed in.
      */
+    @Override
     public Query<S> withValues(Object... values) {
         if (values == null || values.length == 0) {
             return this;
@@ -182,10 +196,12 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always throws an IllegalStateException.
      */
+    @Override
     public Query<S> and(Filter<S> filter) {
         throw new IllegalStateException("Query is already guaranteed to fetch nothing");
     }
 
+    @Override
     public Query<S> or(Filter<S> filter) throws FetchException {
         return mFactory.query(filter, null, mOrdering, null);
     }
@@ -193,25 +209,30 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Returns a query that fetches everything, possibly in a specified order.
      */
+    @Override
     public Query<S> not() throws FetchException {
         return mFactory.query(null, null, mOrdering, null);
     }
 
+    @Override
     public Query<S> orderBy(String property) throws FetchException {
         return new EmptyQuery<S>(mFactory, property);
     }
 
+    @Override
     public Query<S> orderBy(String... properties) throws FetchException {
         return new EmptyQuery<S>(mFactory, properties);
     }
 
-    public Query<S> after(S start) {
+    @Override
+    public <T extends S> Query<S> after(T start) {
         return this;
     }
 
     /**
      * Always returns an {@link EmptyCursor}.
      */
+    @Override
     public Cursor<S> fetch() {
         return EmptyCursor.the();
     }
@@ -219,6 +240,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns an {@link EmptyCursor}.
      */
+    @Override
     public Cursor<S> fetchSlice(long from, Long to) {
         checkSliceArguments(from, to);
         return EmptyCursor.the();
@@ -235,6 +257,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns false.
      */
+    @Override
     public boolean tryDeleteOne() {
         return false;
     }
@@ -242,12 +265,14 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Does nothing.
      */
+    @Override
     public void deleteAll() {
     }
 
     /**
      * Always returns zero.
      */
+    @Override
     public long count() {
         return 0;
     }
@@ -255,10 +280,12 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns false.
      */
+    @Override
     public boolean exists() {
         return false;
     }
 
+    @Override
     public void appendTo(Appendable app) throws IOException {
         app.append("Query {type=");
         app.append(getStorableType().getName());
@@ -282,6 +309,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns false.
      */
+    @Override
     public boolean printNative(Appendable app, int indentLevel) {
         return false;
     }
@@ -289,6 +317,7 @@ public final class EmptyQuery<S extends Storable> extends AbstractQuery<S> {
     /**
      * Always returns false.
      */
+    @Override
     public boolean printPlan(Appendable app, int indentLevel) {
         return false;
     }
diff --git a/src/main/java/com/amazon/carbonado/qe/StandardQuery.java b/src/main/java/com/amazon/carbonado/qe/StandardQuery.java
index 736f31f..08cd27a 100644
--- a/src/main/java/com/amazon/carbonado/qe/StandardQuery.java
+++ b/src/main/java/com/amazon/carbonado/qe/StandardQuery.java
@@ -90,10 +90,12 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         mHints = hints;
     }
 
+    @Override
     public Class<S> getStorableType() {
         return queryFactory().getStorableType();
     }
 
+    @Override
     public Filter<S> getFilter() {
         Filter<S> filter = mFilter;
         if (filter == null) {
@@ -102,50 +104,62 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return filter;
     }
 
+    @Override
     public FilterValues<S> getFilterValues() {
         return mValues;
     }
 
+    @Override
     public int getBlankParameterCount() {
         return mValues == null ? 0 : mValues.getBlankParameterCount();
     }
 
+    @Override
     public Query<S> with(int value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(long value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(float value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(double value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(boolean value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(char value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(byte value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(short value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> with(Object value) {
         return newInstance(requireValues().with(value));
     }
 
+    @Override
     public Query<S> withValues(Object... values) {
         if (values == null || values.length == 0) {
             return this;
@@ -153,6 +167,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return newInstance(requireValues().withValues(values));
     }
 
+    @Override
     public Query<S> and(Filter<S> filter) throws FetchException {
         Filter<S> newFilter;
         FilterValues<S> newValues;
@@ -172,6 +187,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return createQuery(newFilter, newValues, mOrdering, mHints);
     }
 
+    @Override
     public Query<S> or(Filter<S> filter) throws FetchException {
         if (mFilter == null) {
             throw new IllegalStateException("Query is already guaranteed to fetch everything");
@@ -187,6 +203,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return createQuery(newFilter, newValues, mOrdering, mHints);
     }
 
+    @Override
     public Query<S> not() throws FetchException {
         if (mFilter == null) {
             return new EmptyQuery<S>(queryFactory(), mOrdering);
@@ -199,17 +216,20 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return createQuery(newFilter, newValues, mOrdering, mHints);
     }
 
+    @Override
     public Query<S> orderBy(String property) throws FetchException {
         return createQuery(mFilter, mValues,
                            OrderingList.get(getStorableType(), property), mHints);
     }
 
+    @Override
     public Query<S> orderBy(String... properties) throws FetchException {
         return createQuery(mFilter, mValues,
                            OrderingList.get(getStorableType(), properties), mHints);
     }
 
-    public Query<S> after(S start) throws FetchException {
+    @Override
+    public <T extends S> Query<S> after(T start) throws FetchException {
         OrderingList<S> orderings;
         if (start == null || (orderings = mOrdering).size() == 0) {
             return this;
@@ -217,7 +237,9 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return buildAfter(start, orderings);
     }
 
-    private Query<S> buildAfter(S start, OrderingList<S> orderings) throws FetchException {
+    private <T extends S> Query<S> buildAfter(T start, OrderingList<S> orderings)
+        throws FetchException
+    {
         Class<S> storableType = getStorableType();
         Filter<S> orderFilter = Filter.getClosedFilter(storableType);
         Filter<S> openFilter = Filter.getOpenFilter(storableType);
@@ -256,6 +278,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return query;
     }
 
+    @Override
     public Cursor<S> fetch() throws FetchException {
         try {
             return executor().fetch(mValues);
@@ -264,6 +287,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public Cursor<S> fetchSlice(long from, Long to) throws FetchException {
         if (!checkSliceArguments(from, to)) {
             return fetch();
@@ -277,6 +301,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public boolean tryDeleteOne() throws PersistException {
         Transaction txn = enterTransaction(IsolationLevel.READ_COMMITTED);
         try {
@@ -308,6 +333,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public void deleteAll() throws PersistException {
         Transaction txn = enterTransaction(IsolationLevel.READ_COMMITTED);
         try {
@@ -331,6 +357,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public long count() throws FetchException {
         try {
             return executor().count(mValues);
@@ -339,6 +366,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public boolean exists() throws FetchException {
         Cursor<S> cursor = fetchSlice(0L, 1L);
         try {
@@ -348,6 +376,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public boolean printNative(Appendable app, int indentLevel) throws IOException {
         try {
             return executor().printNative(app, indentLevel, mValues);
@@ -356,6 +385,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         }
     }
 
+    @Override
     public boolean printPlan(Appendable app, int indentLevel) throws IOException {
         try {
             return executor().printPlan(app, indentLevel, mValues);
@@ -394,6 +424,7 @@ public abstract class StandardQuery<S extends Storable> extends AbstractQuery<S>
         return false;
     }
 
+    @Override
     public void appendTo(Appendable app) throws IOException {
         app.append("Query {type=");
         app.append(getStorableType().getName());
diff --git a/src/main/java/com/amazon/carbonado/repo/logging/LoggingQuery.java b/src/main/java/com/amazon/carbonado/repo/logging/LoggingQuery.java
index c4c8414..eb18933 100644
--- a/src/main/java/com/amazon/carbonado/repo/logging/LoggingQuery.java
+++ b/src/main/java/com/amazon/carbonado/repo/logging/LoggingQuery.java
@@ -43,96 +43,119 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         mQuery = query;
     }
 
+    @Override
     public Class<S> getStorableType() {
         return mQuery.getStorableType();
     }
 
+    @Override
     public Filter<S> getFilter() {
         return mQuery.getFilter();
     }
 
+    @Override
     public FilterValues<S> getFilterValues() {
         return mQuery.getFilterValues();
     }
 
+    @Override
     public int getBlankParameterCount() {
         return mQuery.getBlankParameterCount();
     }
 
+    @Override
     public Query<S> with(int value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(long value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(float value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(double value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(boolean value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(char value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(byte value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(short value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> with(Object value) {
         return newInstance(mQuery.with(value));
     }
 
+    @Override
     public Query<S> withValues(Object... objects) {
         return newInstance(mQuery.withValues(objects));
     }
 
+    @Override
     public Query<S> and(String filter) throws FetchException {
         return newInstance(mQuery.and(filter));
     }
 
+    @Override
     public Query<S> and(Filter<S> filter) throws FetchException {
         return newInstance(mQuery.and(filter));
     }
 
+    @Override
     public Query<S> or(String filter) throws FetchException {
         return newInstance(mQuery.or(filter));
     }
 
+    @Override
     public Query<S> or(Filter<S> filter) throws FetchException {
         return newInstance(mQuery.or(filter));
     }
 
+    @Override
     public Query<S> not() throws FetchException {
         return newInstance(mQuery.not());
     }
 
+    @Override
     public Query<S> orderBy(String property) throws FetchException, UnsupportedOperationException {
         return newInstance(mQuery.orderBy(property));
     }
 
+    @Override
     public Query<S> orderBy(String... strings)
         throws FetchException, UnsupportedOperationException
     {
         return newInstance(mQuery.orderBy(strings));
     }
 
-    public Query<S> after(S start) throws FetchException {
+    @Override
+    public <T extends S> Query<S> after(T start) throws FetchException {
         return newInstance(mQuery.after(start));
     }
 
+    @Override
     public Cursor<S> fetch() throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -141,6 +164,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.fetch();
     }
 
+    @Override
     public Cursor<S> fetchSlice(long from, Long to) throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -150,7 +174,8 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.fetchSlice(from, to);
     }
 
-    public Cursor<S> fetchAfter(S start) throws FetchException {
+    @Override
+    public <T extends S> Cursor<S> fetchAfter(T start) throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
             log.write("Query.fetchAfter(start) on " + this + ", start: " + start);
@@ -158,6 +183,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.fetchAfter(start);
     }
 
+    @Override
     public S loadOne() throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -166,6 +192,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.loadOne();
     }
 
+    @Override
     public S tryLoadOne() throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -174,6 +201,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.tryLoadOne();
     }
 
+    @Override
     public void deleteOne() throws PersistException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -182,6 +210,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         mQuery.deleteOne();
     }
 
+    @Override
     public boolean tryDeleteOne() throws PersistException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -190,6 +219,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.tryDeleteOne();
     }
 
+    @Override
     public void deleteAll() throws PersistException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -198,6 +228,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         mQuery.deleteAll();
     }
 
+    @Override
     public long count() throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -206,6 +237,7 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.count();
     }
 
+    @Override
     public boolean exists() throws FetchException {
         Log log = mStorage.mLog;
         if (log.isEnabled()) {
@@ -214,34 +246,36 @@ class LoggingQuery<S extends Storable> implements Query<S> {
         return mQuery.exists();
     }
 
+    @Override
     public boolean printNative() {
         return mQuery.printNative();
     }
 
+    @Override
     public boolean printNative(Appendable app) throws IOException {
         return mQuery.printNative(app);
     }
 
+    @Override
     public boolean printNative(Appendable app, int indentLevel) throws IOException {
         return mQuery.printNative(app, indentLevel);
     }
 
+    @Override
     public boolean printPlan() {
         return mQuery.printPlan();
     }
 
+    @Override
     public boolean printPlan(Appendable app) throws IOException {
         return mQuery.printPlan(app);
     }
 
+    @Override
     public boolean printPlan(Appendable app, int indentLevel) throws IOException {
         return mQuery.printPlan(app, indentLevel);
     }
 
-    public void appendTo(Appendable appendable) throws IOException {
-        appendable.append(mQuery.toString());
-    }
-
     @Override
     public String toString() {
         return mQuery.toString();
-- 
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