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new store completed

This commit is contained in:
Gavriil Sitnikov 2016-05-04 03:13:42 +03:00
parent 57621cc6e8
commit af3631d043
6 changed files with 249 additions and 201 deletions
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23
src/main/java/ru/touchin/roboswag/components/storables/BooleanPreferenceStorable.java
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@ -1,23 +0,0 @@
package ru.touchin.roboswag.components.storables;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import ru.touchin.roboswag.core.data.storable.SameTypesConverter;
import ru.touchin.roboswag.core.data.storable.Storable;
/**
* Created by Gavriil Sitnikov on 12/04/16.
* TODO: description
*/
public class BooleanPreferenceStorable extends Storable<String, Boolean, Boolean> {
public BooleanPreferenceStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
@Nullable final Boolean defaultValue) {
super(name, Boolean.class, Boolean.class, new PreferenceStore<>(preferences), new SameTypesConverter<>(),
false, null, defaultValue);
}
}

42
src/main/java/ru/touchin/roboswag/components/storables/EnumPreferenceStorable.java
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@ -1,42 +0,0 @@
package ru.touchin.roboswag.components.storables;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import ru.touchin.roboswag.core.data.exceptions.ConversionException;
import ru.touchin.roboswag.core.data.storable.Converter;
import ru.touchin.roboswag.core.data.storable.Storable;
/**
* Created by Gavriil Sitnikov on 12/04/16.
* TODO: description
*/
public class EnumPreferenceStorable<T extends Enum<T>> extends Storable<String, T, String> {
public EnumPreferenceStorable(@NonNull final String name,
@NonNull final Class<T> enumClass,
@NonNull final SharedPreferences preferences,
@Nullable final T defaultValue) {
super(name, enumClass, String.class, new PreferenceStore<>(preferences), new EnumToStringConverter<>(),
false, null, defaultValue);
}
private static class EnumToStringConverter<T extends Enum<T>> implements Converter<T, String> {
@Nullable
@Override
public String toStoreObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass,
@Nullable final T object) throws ConversionException {
return object != null ? object.name() : null;
}
@Nullable
@Override
public T toObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass,
@Nullable final String stringObject) throws ConversionException {
return stringObject != null ? Enum.valueOf(objectClass, stringObject) : null;
}
}
}

105
src/main/java/ru/touchin/roboswag/components/storables/JsonPreferenceStorable.java
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@ -1,105 +0,0 @@
/*
* Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
*
* This file is part of RoboSwag library.
*
* 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 ru.touchin.roboswag.components.storables;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.JsonGenerator;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.client.util.Charsets;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.StringWriter;
import ru.touchin.roboswag.core.data.exceptions.ConversionException;
import ru.touchin.roboswag.core.data.storable.Converter;
import ru.touchin.roboswag.core.data.storable.Storable;
import ru.touchin.roboswag.core.log.Lc;
/**
* Created by Gavriil Sitnikov on 18/03/16.
* TODO: description
*/
public class JsonPreferenceStorable<T> extends Storable<String, T, String> {
private static final JsonFactory DEFAULT_JSON_FACTORY = new JacksonFactory();
public JsonPreferenceStorable(@NonNull final String name,
@NonNull final Class<T> objectClass,
@NonNull final SharedPreferences preferences,
@Nullable final T defaultValue) {
super(name, objectClass, String.class, new PreferenceStore<>(preferences), new JsonConverter<>(),
false, null, defaultValue);
}
private static class JsonConverter<T> implements Converter<T, String> {
@Nullable
@Override
public String toStoreObject(@NonNull final Class<T> objectClass,
@NonNull final Class<String> stringClass,
@Nullable final T object)
throws ConversionException {
if (object == null) {
return null;
}
final StringWriter stringWriter = new StringWriter();
JsonGenerator generator = null;
try {
generator = DEFAULT_JSON_FACTORY.createJsonGenerator(stringWriter);
generator.serialize(object);
generator.flush();
return stringWriter.toString();
} catch (final IOException exception) {
throw new ConversionException("Object generation error", exception);
} finally {
try {
if (generator != null) {
generator.close();
}
} catch (final IOException exception) {
Lc.assertion(exception);
}
}
}
@Nullable
@Override
public T toObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass, @Nullable final String source)
throws ConversionException {
if (source == null) {
return null;
}
final ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(source.getBytes(Charsets.UTF_8));
try {
return DEFAULT_JSON_FACTORY.createJsonObjectParser().parseAndClose(byteArrayInputStream, Charsets.UTF_8, objectClass);
} catch (final Exception exception) {
throw new ConversionException("Parsing error", exception);
}
}
}
}

241
src/main/java/ru/touchin/roboswag/components/storables/PreferenceStorables.java Normal file
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@ -0,0 +1,241 @@
/*
* Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
*
* This file is part of RoboSwag library.
*
* 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 ru.touchin.roboswag.components.storables;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.JsonGenerator;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.client.util.Charsets;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.StringWriter;
import ru.touchin.roboswag.core.data.storable.SafeConverter;
import ru.touchin.roboswag.core.data.storable.SameTypesConverter;
import ru.touchin.roboswag.core.data.storable.Storable;
import ru.touchin.roboswag.core.data.storable.concrete.NonNullSafeStorable;
import ru.touchin.roboswag.core.data.storable.concrete.SafeStorable;
import ru.touchin.roboswag.core.log.Lc;
import ru.touchin.roboswag.core.utils.ShouldNotHappenException;
/**
* Created by Gavriil Sitnikov on 03/05/2016.
* TODO: fill description
*/
public final class PreferenceStorables {
@NonNull
public static SafeStorable<String, String, String> stringStorable(@NonNull final String name, @NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, String, String>(name, String.class, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.build();
}
@NonNull
public static NonNullSafeStorable<String, String, String> stringStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
@NonNull final String defaultValue) {
return new Storable.Builder<String, String, String>(name, String.class, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static SafeStorable<String, Long, Long> longStorable(@NonNull final String name, @NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, Long, Long>(name, Long.class, false)
.setSafeStore(Long.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.build();
}
@NonNull
public static NonNullSafeStorable<String, Long, Long> longStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
final long defaultValue) {
return new Storable.Builder<String, Long, Long>(name, Long.class, false)
.setSafeStore(Long.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static SafeStorable<String, Boolean, Boolean> booleanStorable(@NonNull final String name, @NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, Boolean, Boolean>(name, Boolean.class, false)
.setSafeStore(Boolean.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.build();
}
@NonNull
public static NonNullSafeStorable<String, Boolean, Boolean> booleanStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
final boolean defaultValue) {
return new Storable.Builder<String, Boolean, Boolean>(name, Boolean.class, false)
.setSafeStore(Boolean.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static SafeStorable<String, Integer, Integer> integerStorable(@NonNull final String name, @NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, Integer, Integer>(name, Integer.class, false)
.setSafeStore(Integer.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.build();
}
@NonNull
public static NonNullSafeStorable<String, Integer, Integer> integerStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
final int defaultValue) {
return new Storable.Builder<String, Integer, Integer>(name, Integer.class, false)
.setSafeStore(Integer.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static SafeStorable<String, Float, Float> floatStorable(@NonNull final String name, @NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, Float, Float>(name, Float.class, false)
.setSafeStore(Float.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.build();
}
@NonNull
public static NonNullSafeStorable<String, Float, Float> floatStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
final float defaultValue) {
return new Storable.Builder<String, Float, Float>(name, Float.class, false)
.setSafeStore(Float.class, new PreferenceStore<>(preferences), new SameTypesConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static <T extends Enum<T>> SafeStorable<String, T, String> enumStorable(@NonNull final String name,
@NonNull final Class<T> enumClass,
@NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, T, String>(name, enumClass, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new EnumToStringConverter<>())
.build();
}
@NonNull
public static <T extends Enum<T>> NonNullSafeStorable<String, T, String> enumStorable(@NonNull final String name,
@NonNull final Class<T> enumClass,
@NonNull final SharedPreferences preferences,
final T defaultValue) {
return new Storable.Builder<String, T, String>(name, enumClass, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new EnumToStringConverter<>())
.setDefaultValue(defaultValue)
.build();
}
@NonNull
public static <T> SafeStorable<String, T, String> jsonStorable(@NonNull final String name,
@NonNull final Class<T> jsonClass,
@NonNull final SharedPreferences preferences) {
return new Storable.Builder<String, T, String>(name, jsonClass, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new JsonConverter<>())
.build();
}
@NonNull
public static <T> NonNullSafeStorable<String, T, String> jsonStorable(@NonNull final String name,
@NonNull final Class<T> jsonClass,
@NonNull final SharedPreferences preferences,
final T defaultValue) {
return new Storable.Builder<String, T, String>(name, jsonClass, false)
.setSafeStore(String.class, new PreferenceStore<>(preferences), new JsonConverter<>())
.setDefaultValue(defaultValue)
.build();
}
private static class EnumToStringConverter<T extends Enum<T>> implements SafeConverter<T, String> {
@Nullable
@Override
public String toStoreObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass, @Nullable final T object) {
return object != null ? object.name() : null;
}
@Nullable
@Override
public T toObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass, @Nullable final String stringObject) {
return stringObject != null ? Enum.valueOf(objectClass, stringObject) : null;
}
}
private static class JsonConverter<T> implements SafeConverter<T, String> {
private static final JsonFactory DEFAULT_JSON_FACTORY = new JacksonFactory();
@Nullable
@Override
public String toStoreObject(@NonNull final Class<T> objectClass,
@NonNull final Class<String> stringClass,
@Nullable final T object) {
if (object == null) {
return null;
}
final StringWriter stringWriter = new StringWriter();
JsonGenerator generator = null;
try {
generator = DEFAULT_JSON_FACTORY.createJsonGenerator(stringWriter);
generator.serialize(object);
generator.flush();
return stringWriter.toString();
} catch (final IOException exception) {
throw new ShouldNotHappenException(exception);
} finally {
try {
if (generator != null) {
generator.close();
}
} catch (final IOException exception) {
Lc.assertion(exception);
}
}
}
@Nullable
@Override
public T toObject(@NonNull final Class<T> objectClass, @NonNull final Class<String> stringClass, @Nullable final String source) {
if (source == null) {
return null;
}
final ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(source.getBytes(Charsets.UTF_8));
try {
return DEFAULT_JSON_FACTORY.createJsonObjectParser().parseAndClose(byteArrayInputStream, Charsets.UTF_8, objectClass);
} catch (final Exception exception) {
throw new ShouldNotHappenException(exception);
}
}
}
private PreferenceStorables() {
}
}

16
src/main/java/ru/touchin/roboswag/components/storables/PreferenceStore.java
View File

@ -23,14 +23,14 @@ import android.content.SharedPreferences;
import android.support.annotation.NonNull; import android.support.annotation.NonNull;
import android.support.annotation.Nullable; import android.support.annotation.Nullable;
import ru.touchin.roboswag.core.data.storable.Store; import ru.touchin.roboswag.core.data.storable.SafeStore;
import ru.touchin.roboswag.core.data.exceptions.StoreException; import ru.touchin.roboswag.core.log.Lc;
/** /**
* Created by Gavriil Sitnikov on 18/03/16. * Created by Gavriil Sitnikov on 18/03/16.
* TODO: description * TODO: description
*/ */
public class PreferenceStore<T> implements Store<String, T> { public class PreferenceStore<T> implements SafeStore<String, T> {
@NonNull @NonNull
private final SharedPreferences preferences; private final SharedPreferences preferences;
@ -45,8 +45,7 @@ public class PreferenceStore<T> implements Store<String, T> {
} }
@Override @Override
public void storeObject(@NonNull final Class<T> storeObjectClass, @NonNull final String key, @Nullable final T storeObject) public void storeObject(@NonNull final Class<T> storeObjectClass, @NonNull final String key, @Nullable final T storeObject) {
throws StoreException {
if (storeObject == null) { if (storeObject == null) {
preferences.edit().remove(key).apply(); preferences.edit().remove(key).apply();
return; return;
@ -63,14 +62,14 @@ public class PreferenceStore<T> implements Store<String, T> {
} else if (storeObjectClass.equals(Float.class)) { } else if (storeObjectClass.equals(Float.class)) {
preferences.edit().putFloat(key, (Float) storeObject).apply(); preferences.edit().putFloat(key, (Float) storeObject).apply();
} else { } else {
throw new StoreException("Unsupported type of object " + storeObjectClass); Lc.assertion("Unsupported type of object " + storeObjectClass);
} }
} }
@Nullable @Nullable
@Override @Override
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
public T loadObject(@NonNull final Class<T> storeObjectClass, @NonNull final String key) throws StoreException { public T loadObject(@NonNull final Class<T> storeObjectClass, @NonNull final String key) {
if (!contains(key)) { if (!contains(key)) {
return null; return null;
} }
@ -86,7 +85,8 @@ public class PreferenceStore<T> implements Store<String, T> {
} else if (storeObjectClass.equals(Float.class)) { } else if (storeObjectClass.equals(Float.class)) {
return (T) ((Float) preferences.getFloat(key, 0f)); return (T) ((Float) preferences.getFloat(key, 0f));
} }
throw new StoreException("Unsupported type of object " + storeObjectClass); Lc.assertion("Unsupported type of object " + storeObjectClass);
return null;
} }
} }

23
src/main/java/ru/touchin/roboswag/components/storables/StringPreferenceStorable.java
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@ -1,23 +0,0 @@
package ru.touchin.roboswag.components.storables;
import android.content.SharedPreferences;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import ru.touchin.roboswag.core.data.storable.SameTypesConverter;
import ru.touchin.roboswag.core.data.storable.Storable;
/**
* Created by Gavriil Sitnikov on 12/04/16.
* TODO: description
*/
public class StringPreferenceStorable extends Storable<String, String, String> {
public StringPreferenceStorable(@NonNull final String name,
@NonNull final SharedPreferences preferences,
@Nullable final String defaultValue) {
super(name, String.class, String.class, new PreferenceStore<>(preferences), new SameTypesConverter<>(),
false, null, defaultValue);
}
}