在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 " L; e& v/ E( @3 x % E" F# v" z- k' F5 l; O ' L M# w+ W% c. h- |; S* a@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") + `! c$ c1 E: k1 A3 i8 m A- s public double getMeasured pressure() { , N( w s# S0 p& ~- P' e, l( O return measured pressure9 Y" ?! l5 L% n
} % C+ n5 ?1 p3 @1 M* n& I public void setMeasured pressure(double newValue) { / H* T9 ]7 O$ Q0 c% |; q, u) Q& Y5 G8 { measured pressure = newValue % E) n& s% C6 r. r1 T# Z# O* B }: g" y* `. U! E" z) g3 d! ]/ a6 o
public double measured pressure = 0/ q4 ~: Q9 ~$ h2 w
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/** 9 Q0 q% j( j: |2 j! \7 ?5 s *) Q9 @5 x, s, ], A, s4 {
* This value is used to automatically generate agent identifiers. 9 e6 Y' W* z. ^8 h) A) @ k * @field serialVersionUID : @, k$ i- ]' y. D8 o *7 f' H3 x( V- J3 |" A
*/ 1 V" X# u6 j# o5 E9 _) o private static final long serialVersionUID = 1L- W/ E/ O# j# d
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* This value is used to automatically generate agent identifiers. 8 e- H. d5 R, p" H2 m: z * @field agentIDCounter 8 G4 r+ l5 Q: E# K7 v* i. w6 @ *2 c5 m& q/ Z7 P4 k% p
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protected static long agentIDCounter = 1 : a6 Q; P Z# }4 N7 F8 `: f3 L% ^6 E
/** 1 y; O1 B) N, w; ?( f * ) @4 [# e' o6 W4 m( Y * This value is the agent's identifier. 3 I% I* B: ~0 e D * @field agentID D8 w) v8 Y9 v5 O
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protected String agentID = "GasNode " + (agentIDCounter++) / [) B1 j9 U) t7 r" F1 T! h" n* u3 J4 }6 S: t
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* This is the step behavior. ' M) L1 ^* n$ u3 W) j# j * @method step% r3 t& E. B X! ~8 I
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@Watch(" @0 e, q* }6 \9 v; B
watcheeClassName = 'infrastructuredemo.GasNode', ; w: r4 }# b- F/ H* M watcheeFieldNames = 'pressure', 0 i) T, e/ z# Y8 j/ H( E. u query = 'linked_from', 5 B* I5 O2 X5 [( S8 ^ whenToTrigger = WatcherTriggerSchedule.LATER, " B# q+ f. G1 d scheduleTriggerDelta = 10d+ H, q) N e' O) g) X. r
) 2 y U- Y% P ?3 }# v6 Z/ p$ L" S! P public def step(infrastructuredemo.GasNode watchedAgent) {) z5 @2 c, J5 d/ c) c
+ m6 y _; M% R) B% G* s // Define the return value variable.( w5 Z' Y% D' W' n8 b6 g; r( r9 ?% w! ]
def returnValue; @! u1 e2 d5 s( ]& @. v% A
. I8 e" b I6 q* J6 P0 `% M( _ // Note the simulation time.& O6 `; `/ M+ u' [1 |1 M
def time = GetTickCountInTimeUnits() 3 U" x! M% p+ K% Y' [: c% q) B( ]; A' X- R2 i1 C( `2 {
9 D$ Y" |) O3 _; c8 l // This is an agent decision. # f% f* o- f0 ~2 E if (watchedNode.pressure<200) { C3 G8 b4 K4 E: n ) u' x; D: ~; l. k% b; \0 B // This is a task.( t" i& y" Y) M4 H
setPressure(watchedAgent.pressure)& f$ ^- y1 `9 z- S
9 b( I) M& n) F* J& [5 I3 g } else {6 k ^2 A @1 Y& {5 _; B' L- W7 `
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// Return the results. & t$ R4 ^6 u( V: A return returnValue 0 ^9 o1 {' ?7 d) O! b# r* ?: W4 N) z; Z% l+ {
} # j% `! k1 W1 N% }/ n' E ' w2 U5 z' _7 Y0 g6 F /**9 x3 i; B% d1 x" C
* . g4 Z7 W& [0 |% y * This is the step behavior. 4 \; J2 d$ c& i * @method step * l. [4 Y& C2 [. s *$ G) D# E& X) ?1 b, w( `
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@ScheduledMethod( 8 K( `$ ^7 z8 [2 f7 B start = 1d,( Q$ z$ R1 h/ c+ p, ~
interval = 1d, 2 K" w9 u. @; j% s* T4 x) D% x shuffle = false 7 z2 Z& C3 Z0 \5 L ) & b) A8 x+ d/ F( R" X% ^8 m public void step() { ! U, _6 B3 o V) z, U6 B) [) x' g, B. O2 f9 y# s, Z9 U. ]
// Note the simulation time. / Z& U! R* \8 z1 l, v! P- n1 E: E def time = GetTickCountInTimeUnits() 0 N$ e' W$ {/ y! x9 F0 ? 3 N8 F9 ?5 B( k% E/ C // This is a task.) ^! m8 z# l2 F4 D
measurePressure=pressure+ RandomDraw(-20.0, 20.0)$ S; J5 v; a! [
// End the method. 9 H% Q; ]8 F( q% ?, \& k! G return 1 { C: i! [# f9 n9 E/ l ) m' K8 N8 V) u6 {: Z+ W }