Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 org.apache.isis.objectstore.jdo.applib.service.settings; import javax.jdo.annotations.PersistenceCapable; import org.joda.time.LocalDate; import org.apache.isis.applib.DomainObjectContainer; import org.apache.isis.applib.annotation.MemberOrder; import org.apache.isis.applib.annotation.Named; import org.apache.isis.applib.annotation.Optional; import org.apache.isis.applib.services.settings.SettingType; /** * Factors out common implementation; however this is annotated with {@link PersistenceCapable}, * so that each subclass is its own root entity. */ public abstract class SettingAbstractJdo extends org.apache.isis.applib.services.settings.SettingAbstract implements org.apache.isis.applib.services.settings.ApplicationSetting { private String key; @javax.jdo.annotations.Column(allowsNull = "false") public String getKey() { return key; } public void setKey(final String key) { this.key = key; } // ////////////////////////////////////// private String description; public String getDescription() { return description; } public void setDescription(final String description) { this.description = description; } @MemberOrder(name = "Description", sequence = "1") @Named("Update") public SettingAbstractJdo updateDescription(@Named("Description") @Optional String description) { setDescription(description); return this; } public String default0UpdateDescription() { return getDescription(); } // ////////////////////////////////////// private SettingType type; @javax.jdo.annotations.Column(allowsNull = "false") public SettingType getType() { return type; } public void setType(final SettingType type) { this.type = type; } // ////////////////////////////////////// private String valueRaw; @javax.jdo.annotations.Column(allowsNull = "false") public String getValueRaw() { return valueRaw; } public void setValueRaw(final String valueAsRaw) { this.valueRaw = valueAsRaw; } // ////////////////////////////////////// @MemberOrder(name = "ValueAsString", sequence = "1") @Named("Update") public SettingAbstractJdo updateAsString(@Named("Value") String value) { setValueRaw(value); return this; } public String default0UpdateAsString() { return getValueAsString(); } public boolean hideUpdateAsString() { return typeIsNot(SettingType.STRING); } @MemberOrder(name = "ValueAsInt", sequence = "1") @Named("Update") public SettingAbstractJdo updateAsInt(@Named("Value") Integer value) { setValueRaw(value.toString()); return this; } public Integer default0UpdateAsInt() { return getValueAsInt(); } public boolean hideUpdateAsInt() { return typeIsNot(SettingType.INT); } @MemberOrder(name = "ValueAsLong", sequence = "1") @Named("Update") public SettingAbstractJdo updateAsLong(@Named("Value") Long value) { setValueRaw(value.toString()); return this; } public Long default0UpdateAsLong() { return getValueAsLong(); } public boolean hideUpdateAsLong() { return typeIsNot(SettingType.LONG); } @MemberOrder(name = "ValueAsLocalDate", sequence = "1") @Named("Update") public SettingAbstractJdo updateAsLocalDate(@Named("Value") LocalDate value) { setValueRaw(value.toString(DATE_FORMATTER)); return this; } public LocalDate default0UpdateAsLocalDate() { return getValueAsLocalDate(); } public boolean hideUpdateAsLocalDate() { return typeIsNot(SettingType.LOCAL_DATE); } @MemberOrder(name = "ValueAsBoolean", sequence = "1") @Named("Update") public SettingAbstractJdo updateAsBoolean(@Named("Value") Boolean value) { setValueRaw(value.toString()); return this; } public Boolean default0UpdateAsBoolean() { return getValueAsBoolean(); } public boolean hideUpdateAsBoolean() { return typeIsNot(SettingType.BOOLEAN); } // ////////////////////////////////////// public SettingAbstractJdo delete(@Named("Are you sure?") @Optional Boolean confirm) { if (confirm == null || !confirm) { container.informUser("Setting NOT deleted"); return this; } container.remove(this); container.informUser("Setting deleted"); return null; } // ////////////////////////////////////// private DomainObjectContainer container; public void setDomainObjectContainer(final DomainObjectContainer container) { this.container = container; } }