WIP: snippet infrastructure

headless-services/boot-java-language-server/src/main/java/org/springframework/ide/vscode/boot/java/handlers/SimpleCompletionFactory.java

@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.boot.java.handlers;
+
+import org.eclipse.lsp4j.CompletionItemKind;
+import org.springframework.ide.vscode.commons.languageserver.completion.DocumentEdits;
+import org.springframework.ide.vscode.commons.languageserver.completion.ICompletionProposal;
+import org.springframework.ide.vscode.commons.util.Renderable;
+import org.springframework.ide.vscode.commons.util.text.IDocument;
+
+public class SimpleCompletionFactory {
+
+	public ICompletionProposal simpleProposal(IDocument doc, int offset, String query, CompletionItemKind kind, String value, String detail, Renderable info) {
+		DocumentEdits edits = new DocumentEdits(doc);
+		edits.replace(offset-query.length(), offset, value);
+		return new ICompletionProposal() {
+			@Override
+			public DocumentEdits getTextEdit() {
+				return edits;
+			}
+
+			@Override
+			public String getLabel() {
+				return value;
+			}
+
+			@Override
+			public CompletionItemKind getKind() {
+				return kind;
+			}
+
+			@Override
+			public Renderable getDocumentation() {
+				return info;
+			}
+
+			@Override
+			public String getDetail() {
+				return detail;
+			}
+		};
+	}
+}

headless-services/boot-java-language-server/src/main/java/org/springframework/ide/vscode/boot/java/snippets/JavaSnippet.java

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+/*******************************************************************************
+ * Copyright (c) 2017 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.boot.java.snippets;
+
+public class JavaSnippet {
+
+	private SnippetContext context;
+
+}

headless-services/boot-java-language-server/src/main/java/org/springframework/ide/vscode/boot/java/snippets/SnippetContext.java

@@ -0,0 +1,17 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.boot.java.snippets;
+
+import org.eclipse.jdt.core.dom.ASTNode;
+
+public interface SnippetContext {
+	boolean appliesTo(ASTNode node);
+}

headless-services/boot-java-language-server/src/main/java/org/springframework/ide/vscode/boot/java/snippets/eclipse-templates.xml

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+<!-- These are the original templates. This file will be deleted. It just here for 'inspiration' -->
+<templates>
+	<template autoinsert="true"
+		id="org.springframework.ide.eclipse.boot.templates.RequestMapping"
+		name="RequestMapping method" context="boot-members" description="RequestMapping method"
+		enabled="true">${x:import(org.springframework.web.bind.annotation.RequestMapping,
+		org.springframework.web.bind.annotation.RequestMethod,
+		org.springframework.web.bind.annotation.RequestParam)}@RequestMapping(value="${path}",
+		method=RequestMethod.${GET})
+		public ${SomeData} ${requestMethodName}(@RequestParam ${String} ${param}) {
+		return new ${SomeData}(${cursor});
+		}
+	</template>
+	<template autoinsert="true"
+		id="org.springframework.ide.eclipse.boot.templates.GetMapping" name="GetMapping method"
+		context="boot-members" description="GetMapping method" enabled="true">
+		${x:import(org.springframework.web.bind.annotation.GetMapping,
+		org.springframework.web.bind.annotation.RequestParam)}@GetMapping(value="${path}")
+		public ${SomeData} ${getMethodName}(@RequestParam ${String} ${param})
+		{
+		return new ${SomeData}(${cursor});
+		}
+	</template>
+	<template autoinsert="true"
+		id="org.springframework.ide.eclipse.boot.templates.PostMapping" name="PostMapping method"
+		context="boot-members" description="PostMapping method" enabled="true">
+		${x:import(org.springframework.web.bind.annotation.PostMapping,
+		org.springframework.web.bind.annotation.RequestBody)}@PostMapping(value="${path}")
+		public ${SomeEnityData} ${postMethodName}(@RequestBody
+		${SomeEnityData} ${entity}) {
+		//TODO: process POST request
+		${cursor}
+		return ${entity};
+		}
+	</template>
+	<template autoinsert="true"
+		id="org.springframework.ide.eclipse.boot.templates.PutMapping" name="PutMapping method"
+		context="boot-members" description="PutMapping method" enabled="true">
+		${x:import(org.springframework.web.bind.annotation.PutMapping,
+		org.springframework.web.bind.annotation.RequestBody,
+		org.springframework.web.bind.annotation.PathVariable)}@PutMapping(value="${path}/{${id}}")
+		public ${SomeEnityData} ${putMethodName}(@PathVariable
+		${pvt:link(String,int,long)} ${id}, @RequestBody ${SomeEnityData}
+		${entity}) {
+		//TODO: process PUT request
+		${cursor}
+		return ${entity};
+		}
+	</template>
+</templates>