build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

ext.compileSdkVersion = 25
ext.buildToolsVersion = "25.0.3"
ext.minSdkVersion = 25
ext.targetSdkVersion = 25

buildscript {
    repositories {
        jcenter()
        mavenCentral()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.3'
        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
    }
}

allprojects {
    repositories {
        jcenter()
    }
    gradle.projectsEvaluated {
        tasks.withType(JavaCompile) {
            options.compilerArgs << "-Xlint:unchecked" << "-Xlint:deprecation"
        }
    }
}

def quoteString(final String str) {
    final String quote = "\"";

    if (str.length() > 0) {
        if (str.startsWith(quote) && str.endsWith(quote)) {
            return str;
        } else {
            return quote + str + quote;
        }
    } else {
        return quote + quote;
    }
}