Created
February 4, 2019 12:11
-
-
Save moscas/b7842d5eb840b5ef2f97a2cd29c305e8 to your computer and use it in GitHub Desktop.
generateEntities.groovy
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import com.intellij.database.model.DasTable | |
import com.intellij.database.model.ObjectKind | |
import com.intellij.database.util.Case | |
import com.intellij.database.util.DasUtil | |
/* | |
* Available context bindings: | |
* SELECTION Iterable<DasObject> | |
* PROJECT project | |
* FILES files helper | |
*/ | |
packageName = "com.sample;" | |
typeMapping = [ | |
(~/(?i)int/) : "long", | |
(~/(?i)float|double|decimal|real/): "double", | |
(~/(?i)datetime|timestamp/) : "java.sql.Timestamp", | |
(~/(?i)date/) : "java.sql.Date", | |
(~/(?i)time/) : "java.sql.Time", | |
(~/(?i)/) : "String" | |
] | |
FILES.chooseDirectoryAndSave("Choose directory", "Choose where to store generated files") { dir -> | |
SELECTION.filter { it instanceof DasTable && it.getKind() == ObjectKind.TABLE }.each { generate(it, dir) } | |
} | |
def generate(table, dir) { | |
def className = javaName(table.getName(), true) | |
def fields = calcFields(table) | |
new File(dir, className + "Entity.java").withPrintWriter { out -> generate(out, className, fields, table.getName()) } | |
} | |
def generate(out, className, fields, tableName) { | |
out.println "package $packageName" | |
out.println "" | |
out.println "" | |
out.println "import javax.persistence.*;" | |
out.println "" | |
out.println "@Entity" | |
out.println "@Table(name=\"${tableName}\")" | |
out.println "public class ${underscoreToCamelCase(className)}Entity {" | |
out.println "" | |
fields.each() { | |
if (it.annos != "") out.println " ${it.annos}" | |
out.println "" | |
if (it.primary) out.println " @Id" | |
out.println " @Column(name=\"${it.colName}\")" | |
out.println " private ${it.type} ${underscoreToCamelCase(it.name)};" | |
} | |
out.println "" | |
fields.each() { | |
out.println "" | |
out.println " public ${it.type} get${underscoreToCamelCase(it.name.capitalize())}() {" | |
out.println " return this.${underscoreToCamelCase(it.name)};" | |
out.println " }" | |
out.println "" | |
out.println " public void set${it.name.capitalize()}(${it.type} ${it.name}) {" | |
out.println " this.${underscoreToCamelCase(it.name)} = ${underscoreToCamelCase(it.name)};" | |
out.println " }" | |
} | |
out.println "}" | |
} | |
def calcFields(table) { | |
DasUtil.getColumns(table).reduce([]) { fields, col -> | |
def spec = Case.LOWER.apply(col.getDataType().getSpecification()) | |
def typeStr = typeMapping.find { p, t -> p.matcher(spec).find() }.value | |
fields += [[ | |
name : javaName(col.getName(), false), | |
type : typeStr, | |
annos: "", | |
colName: col.getName(), | |
primary: DasUtil.isPrimary(col) | |
]] | |
} | |
} | |
def javaName(str, capitalize) { | |
def s = com.intellij.psi.codeStyle.NameUtil.splitNameIntoWords(str) | |
.collect { Case.LOWER.apply(it).capitalize() } | |
.join("") | |
.replaceAll(/[^\p{javaJavaIdentifierPart}[_]]/, "_") | |
capitalize || s.length() == 1? s : Case.LOWER.apply(s[0]) + s[1..-1] | |
} | |
String underscoreToCamelCase(String underscore){ | |
if(!underscore || underscore.isAllWhitespace()){ | |
return '' | |
} | |
return underscore.replaceAll(/_\w/){ it[1].toUpperCase() } | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment